chemical formulae class 7

How many atoms of sulfur are in each molecule of H₂SO₄?

• 1

• 4

• 2

• 7

Tags

NGSS.MS-PS1-1

What is the chemical formula of Magnesium chloride?

• MgCl

• MgCl₂

• MgC

• MgC_2

Tags

NGSS.MS-PS1-1

What is the chemical formula of sodium sulfate?

• SSO₄

• SoSO₄

• NaSO₄

• Na₂SO₄

What is the name of this chemical, H₂SO₄?

• Hydrogen sulfate

• Sulfuric acid

• Sulfate

• Sulfate hydrogen

What is the formula of Copper (II) oxide?

• CUO

• CuO

• CuO₂

• Cu₂O

What is the formula of nitric acid?

• H₂SO₄

• HNO₃

• HCl

• hno₃

Which of the following compound is not an acid?

• HCl

• H₂SO₄

• HNO₃

• CH₄

What is the name of ion that is present in all acids?

• hydrogen ion

• hydroxide ion

• nitrate ion

• sulfate ion

Which of the following is not a property of an acid?

• pH>7

• Sour

• Able to conduct electricity

• Turns blue litmus paper red

An alkaline taste

• salty

• bitter

• sour

• sweet