METALS AND NON METALS CLASS 8 E

Name the smallest particle of a element

• Metal

• Non metal

• Metallodis

• Atoms

Calcium is a ______

• Non metal

• Metal

• Metalliod

Sulphur is said to be________

• Hard

• Soft

• Brittle

• Tough

What do ductile materials mean

• Can be drawn into wires

• Can be covered

• Drawn thin

• Explosive

Hydrogen is a __________

• Metal

• Non metal

• Metallodis

• None

Tell the symbols of the following

1. Argon

2.combalt

3. Boromine

4. Mercury

5. Neon

• A,C,B,M,N

• Ag,C,Bo,Mr,No

• Ar,Co,Br,Hg,N

• Ar,Co,Br,Hg,Ne

SO²+H²O=__________

• H²SO⁴

• H²SO³

• SO²(OH)²

• NO REACTION

What is the name of the base liquid obtained from the metal magnesium (Mg)

• Magnesium oxide

• Magnesiumer base

• Magnesium hydroxide

• Magnum

In the REACTION with bases, when sodium hydroxide is reacted by aluminum then it forms___________

• Aluminum hydroxide and hydrogen

• Aluminum foil

• Sodium aluminate and salt

• Sodium aluminate and hydrogen

Which is the least reactive metal

• Lead

• Gold

• Silver

• Copper