The first element Hydrogen

Hydrogen shows similarities with

• Group IA Alkali Metals

• Group VIII Inert gases

• Group VII halogen group

• None

Name any three alkali metals 

Name three Halogens 

Which is the metal that is not used in the preparation of Hydrogen because it is expensive

• Potassium

• Calcium

• Sodium

• Zinc

Which metal cannot be used with an acid to prepare Hydrogen gas( give me the reason orally Why )

• Lead

• Sodium

• potassium

• calcium

An element that burns explosively with Hydrogen

• Oxygen

• Helium

• Aluminium

• Zinc

A metal that can react with acids and alkalis alike to produce Hydrogen gas

• Zinc

• Sodium

• Calcium

• Potassium

Name the products formed when sodium is dropped in a trough

• Water + NaOH

• Hydrogen+ NaOH

• Hydrogen + NaCl

• None

An oxidizing agent without oxygen ( More than one ans)

• Chlorine

• Flourine

• Boron

• Beryllium 

When it reacts with both acids and alkalis it is called

• Amphoteric

• Oxidation

• Reduction

• None