Structure of Matter

The number of atoms present in a molecule of an element is know as

• Valency

• Formula

• Atomicity

• Symbol

Tags

NGSS.MS-PS1-1

Smallest particle of a compound is?

• Molecule

• Atoms

  .

• Radical

• Valency

Tags

NGSS.MS-PS1-1

If a certain compound has a formula H4X, what is the valency of X

• 1

• 4

• 3

• 2

What is the symbol of gold?

• G

• go

• Au

• Gl

Which of the following is not a mixture?

• Common salt

• Milkshake

• Lemon juice

• Air

How many total elements are present in the earth?

• 112

• 116

• 118

• 92

Tags

NGSS.MS-PS1-1

Valency of carbon is?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Latin name of Potassium is?

• Cuprum

• Kalium

• Ferrum

• Natrium

The scientist who suggested modern system of symbols of elements

• Kanada

• John Dalton

• Berzelius

• Mendeliev

A group of atoms which behaves as a single atom is known as?

• Molecules

• Valency

• Atoms

• Radicals

Tags

NGSS.MS-PS1-1