Metals and Non Metals

Which of these is a property of metals?

• It's malleable
• It can't conduct electricity
• They are used in food
• It's very brittle

A metal high in the reactivity series.....

• Forms unstable compounds.

• Can be obtained by the reduction of the ore with the carbon.

• Readily gains electrons.

• Burns to form basic oxides.

• Reacts readily with cold water to form Hydrogen.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Where are the non-metallic elements found in the periodic table?

• In the middle
• In the top rows
• On the left-hand side
• On the right-hand side

Which of these elements is unlikely to be found native?

• gold
• platinum
• aluminium
• silver

Which type of elements touch the zigzag line?

• Metals
• Nonmetals
• Metalloids
• Metals and Metalloids

Tags

NGSS.HS-PS1-1

Metals create _________ ions, because they give away (lose) electrons.

• positive

• negative

• neutral

What element in air reacts with Iron to make Iron Oxide

• Carbon
• Oxigen
• Oxygen
• Nitrogen

Which metal is the poor conductor of heat.

• Silver

• Potassium

• Mercury

• Iron

Reaction between X and Y forms compound Z. X loses electron and Y gains electron. Which of the following properties is not shown by Z?

• Has high melting point

• Has low melting point

• Conducts electricity in molten state

• Occurs as solid

The electronic configurations of three ele¬ments X, Y and Z are X — 2, 8; Y — 2, 8, 7 and Z — 2, 8, 2. Which’of the following is correct?

• X is a metal

• Y is a metal

• Z is a non-metal

• Y is a non-metal and Z is a metal