Metals and non-metals FA 2

The property of metals by which they can be beaten in to thin sheets is called

• Sonority

• Malleability

• Ductility

• None of the above

The property of metals by which it can be drawn into wires is

• Malleability

• Sonority

• Lustrous

• Ductility

Sodium is very reactive

• Non-metal

• Liquid metal

• Metal

• Metalloid

Metals react with acids to produce a gas

• Carbon dioxide

• Nitrogen

• Hydrogen

• Oxygen

Non metallic oxides are

• Basic

• Acidic

• Neutral

• None of the above

Tags

NGSS.HS-PS1-1

Which nonmetal is very essential for our life is

• Iodine

• Oxygen

• Nitrogen

• Chlorine

Tags

NGSS.HS-LS1-7

Non-metal used in purple colour solutions which is applied on wounds as an antiseptic

• Iodine

• Oxygen

• Sulphur

• Phosphorus

Metals react with water to produce

• Metal hydroxide

• Hydrogen gas

• Metal hydroxide and hydrogen gas both

• None of the above

Colour of copper sulphate solution is

• Green

• Blue

• Black

• White

Colour of iron sulphate is

• Blue

• Green

• Black

• None of the above