Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 6

EASY

11th Odisha Board

IMPORTANT

Earn 100

How many atoms of oxygen are present in $4.4 gms$ of ${CO}_{2}$ at $NTP$ ?

Important Questions on Basic Concepts Atoms & Molecules

EASY

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 7

How many

gms

of

H_{2} O_{2}

are present in

1

litre of

20

volumes of

H_{2} O_{2}

solution ?

EASY

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 1

What is Avogadro's number ?

EASY

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 2

State Berzelius hypothesis.

EASY

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 3

State Avogadro's law.

EASY

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 8

Define gram molecular mass.

EASY

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 9

Write the merits of Avogadro's hypothesis.

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 1

State Avogadro's hypothesis. What are its applications? The vapour density of a gas is $11.2$ . Calculate the volume occupied by $1.6$ grams of the gas at STP.

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 2 - Basic Concepts Atoms & Molecules>QUESTIONS>Q 2

State and explain Avogadro's hypothesis. Derive the relations between molecular mass and vapour density of a gas.