Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 43

HARD

11th Telangana Board

IMPORTANT

Earn 100

What happens when ${CaCO}_{3}$ and excess of coke are heated?

Important Questions on The p -Block Elements - Group 14

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 44

Why does

{Na}_{2} {CO}_{3}

solution turn into a suspension, when saturated with

{CO}_{2}

gas?

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 45

What happens when

{CO}_{2}

is passed through slaked lime?

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 45

What happens when

{CaC}_{2}

is heated with

N_{2}

?

HARD

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 46

Write a note on anomalous behaviour of carbon in the group-

14

.

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 47

What are silicones? How are they prepared? Give one example. What are their uses?

EASY

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 48

Explain the structure of silica. How does it react with a. $NaOH$ and b. $HF$ .

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 49

Write a note on the allotropy of carbon.

MEDIUM

11th Telangana Board

IMPORTANT

Intermediate First Year Chemistry>Chapter 11 - The p -Block Elements - Group 14>QUESTIONS>Q 50

Write a note on Silicates.