What is the Latin name of Gold?

• Auroram

• Argentum

• Aurum

• Goldium

• There is no Latin name of Gold

What is the symbol for Antimony?

• Sb

• An

• Sn

• Pb

• At

Sn is the chemical symbol for which element?

• Mercury

• Tin

• Silicon

• Snallium

• None of Above

Which of the following element/s have variable valency?

• Silver

• Scandium

• Tin

• Nitrogen

• Iron

What is valency of Oxygen?

• 60

• 0

• 1

• 2

• 3

What are variable valencies of Sulphur?

• 3

• 2

• 6

• 4

• 1

What is atomic mass of Carbon?(write approx in numericals)

What is the valency of NH₄

• 0

• 1

• 2

• 3

• 4

What is the chemical formula of sulphuric acid?

• H₂SO₃

• HSO₄

• H₂SO₄

• H₄SO₃

• None of ^above

____________ is a symbolic representation of its one molecule

• Atomic Mass

• Molecular Formula

• Valency

• Radical

• Chemical Equation