End of chapter test

End of chapter test

8th - 12th Grade

22 Qs

quiz-placeholder

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End of chapter test

End of chapter test

Assessment

Quiz

Chemistry

8th - 12th Grade

Medium

Created by

Thu Nguyễn

Used 3+ times

FREE Resource

22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Covalent bond is formed by the …………. of electrons between atoms
transfering
sharing
losing
gaining

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The number of bonding electrons is EQUAL to the number of shared electrons.
true
false

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Each lone pair of electrons is represented by a line.
true
false

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image
The numbers of bonding and non-bonding electrons in this molecule are….
4 and 10
10 and 4
4 and 5
10 and 5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which group includes covalent molecules which have ONLY single bonds?

Cl2, O2, NaCl
H2, H2O, CH4
Cl2, H2, CO2
HCl, HF, N2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

There is a double covalent bond.

There are 2 unshared electrons.

It has high melting and boiling point.

It can't conduct electricity in molten state.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which statement is FALSE?

Covalent bond is strong

In the formation of covalent bonds, no charged particles is formed

Covalent bond is formed between non-metals

Atoms achieve octet configuration after forming covalent bonds

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