Which statement is correct?

First ionization energy decreases down group 1.

Atomic radius decreases down group 17.

Atomic radius increases across period 3 from Na to Cl.

First ionization energy decreases across period 3 from Na to Cl.

What is the order of decreasing ionic radius?

S 2− > Cl − > Mg 2+ > Al 3+

S 2− > Cl − > Al 3+ > Mg 2+

Cl − > S 2− > Al 3+ > Mg 2+

Mg 2+ > Al 3+ > Cl − > S 2−

Which equation represents the first electron affinity of chlorine?

1/2 Cl 2 (g) + e - → Cl - (g)

Which correctly describes the reaction between potassium and excess water?

The final products of the reaction are potassium hydroxide and hydrogen.

The final products of the reaction are potassium oxide and hydrogen.

The final pH of the solution is 7.

What is the definition of the term first ionization energy ?

The energy required to remove one mole of electrons from one mole of gaseous atoms.

The energy released when one mole of electrons is removed from one mole of gaseous atoms.

The energy released when one mole of gaseous atoms gains one mole of electrons.

The energy required to add one mole of electrons to one mole of gaseous atoms.

Which statement is correct for the halogens (F→I) ?

Electronegativity decreases from fluorine to iodine.

Atomic radius decreases from fluorine to iodine.

First ionization energy increases from fluorine to iodine.

Reactivity of the element with sodium increases from fluorine to iodine.

What is the definition of electronegativity?

The relative measure of the tendency of an atom when bonded in a molecule to attract a shared pair of electrons towards itself.

The minimum energy required to remove a mole of electrons from a mole of gaseous atoms.

The enthalpy change occurring in kJ mol−1 when a gaseous atom gains one electron to form a negative ion.

The strength of an atom measured in kJ mol−1 to attract an electron to itself when bonded in a molecule.

The horizontal axis of the bar chart represents the elements of period 3 from sodium to chlorine (excluding silicon). What could the vertical axis represent?

Ionic radius of the most common ion

Electronegativity of the bonded atom

First ionization energy in the gaseous state

Which series is arranged in order of increasing radius?

A l 3 + < M g 2 + < N a + Al^{3+}<\ Mg^{2+}<\ Na^+ A l 3 + < M g 2 + < N a +

F < C l − < C l F\ <\ Cl^{-\ }<\ Cl F < C l − < C l

R b < K < N a Rb\ <\ K\ <\ Na R b < K < N a

I − < B r − < C l − I^{-\ }<\ Br^-\ <\ Cl^- I − < B r − < C l −

Which statement concerning electronegativity is correct?

Electronegativity increases from left to right across a period.

Metals generally have higher electronegativity values than non-metals.

Electronegativity increases on descending a group.

Noble gases have the highest electronegativity values.

The electronegativities of four different elements are given below (the letters are not their chemical symbols). Based on this information which statement is correct?

Y and Z form a covalent compound.

W and X form an ionic compound.

Which properties of the alkali metals decrease going down group 1?

First ionization energy and melting point

First ionization energy and reactivity

Melting point and atomic radius

Reactivity and electronegativity

Which is the best definition of electronegativity ?

Electronegativity is the attraction of an atom for a bonding pair of electrons.

Electronegativity is the energy required for a gaseous atom to gain an electron.

Electronegativity is the attraction between the nucleus and the valence electrons of an atom.

Electronegativity is the ability of an atom to attract electrons from another atom.

What happens when magnesium metal reacts with chlorine gas?

Each magnesium atom loses two electrons and each chlorine atom gains one electron.

Each magnesium atom loses two electrons and each chlorine atom gains two electrons.

Each magnesium atom gains one electron and each chlorine atom loses one electron.

Each magnesium atom gains one electron and each chlorine atom loses two electrons.

Which equation best represents the first ionization energy of magnesium?

M g ( g ) → M g + ( g ) + e − Mg(g)\ →\ Mg+(g)+\ e− M g ( g ) → M g + ( g ) + e −

M g ( s ) → M g + ( s ) + e − Mg(s)\ →\ Mg^+(s)\ +\ e− M g ( s ) → M g + ( s ) + e −

M g ( g ) → M g 2 + ( g ) + 2 e − Mg(g)\ →\ Mg^{2+}(g)\ +\ 2e− M g ( g ) → M g 2 + ( g ) + 2 e −

M g ( s ) → M g + ( g ) + e − Mg(s)\ →\ Mg^+(g)+\ e- M g ( s ) → M g + ( g ) + e −

Topic 3 Chem Periodic Table Questions Quiz

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which statements about atomic structure and the periodic table are correct?
I. An element in group 2 has 2 electrons in its valence (outer) energy level.
II. An element in period 3 has electrons in 3 energy levels.
III. The element in group 2 and period 3 has an atomic number of 12.

I and II only

I and III only

II and III only

I, II and III

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

An element is in group 4 and period 3 of the periodic table. How many electrons are in the highest occupied energy level of an atom of this element?

3

4

12

14

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which property shows a general increase from left to right across period 2, Li to F?

Melting point

Electronegativity

Ionic radius

Electrical conductivity

Tags

NGSS.HS-PS1-2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What are typical characteristics of metals?

A

B

C

D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How do the following properties change down Group 17 of the periodic table?

A

B

C

D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which series represents atoms in order of decreasing atomic radius?

N > C > Be > Mg

Mg > N > C > Be

Be > C > N > Mg

Mg > Be > C > N

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which oxides produce an acidic solution when added to water?
I. Al₂O₃ and SiO₂
II. P₄O₆ and P₄O₁₀
III. NO₂ and SO₂

I and II only

I and III only

II and III only

I, II and III

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Topic 3 Chem Periodic Table Questions

Which statements about atomic structure and the periodic table are correct?
I. An element in group 2 has 2 electrons in its valence (outer) energy level.
II. An element in period 3 has electrons in 3 energy levels.
III. The element in group 2 and period 3 has an atomic number of 12.

An element is in group 4 and period 3 of the periodic table. How many electrons are in the highest occupied energy level of an atom of this element?

Which property shows a general increase from left to right across period 2, Li to F?

What are typical characteristics of metals?

How do the following properties change down Group 17 of the periodic table?

Which series represents atoms in order of decreasing atomic radius?

Which oxides produce an acidic solution when added to water?
I. Al₂O₃ and SiO₂
II. P₄O₆ and P₄O₁₀
III. NO₂ and SO₂

Which species will require the least energy for the removal of one electron?

Which describes the oxide of sodium, Na₂O?

Which statement is correct?

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Topic 3 Chem Periodic Table Questions

Which statements about atomic structure and the periodic table are correct?I. An element in group 2 has 2 electrons in its valence (outer) energy level.II. An element in period 3 has electrons in 3 energy levels.III. The element in group 2 and period 3 has an atomic number of 12.

An element is in group 4 and period 3 of the periodic table. How many electrons are in the highest occupied energy level of an atom of this element?

Which property shows a general increase from left to right across period 2, Li to F?

What are typical characteristics of metals?

How do the following properties change down Group 17 of the periodic table?

Which series represents atoms in order of decreasing atomic radius?

Which oxides produce an acidic solution when added to water?I. Al2O3 and SiO2II. P4O6 and P4O10III. NO2 and SO2

Which species will require the least energy for the removal of one electron?

Which describes the oxide of sodium, Na2O?

Which statement is correct?

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Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Which statements about atomic structure and the periodic table are correct?
I. An element in group 2 has 2 electrons in its valence (outer) energy level.
II. An element in period 3 has electrons in 3 energy levels.
III. The element in group 2 and period 3 has an atomic number of 12.

Which oxides produce an acidic solution when added to water?
I. Al₂O₃ and SiO₂
II. P₄O₆ and P₄O₁₀
III. NO₂ and SO₂

Which describes the oxide of sodium, Na₂O?