8 RBTS PAPER(CHEMISTRY)
« Previous Topic: 8 RBTS PAPER(PHYSICS) Next Topic: 8 RBTS PAPER(BIOLOGY - I) »
Join With Us for More Updates
8 RBTS PAPER

164450 Which is a true acid anhydride :

1 \(\mathrm{CO}\)
2 \(\mathrm{NO}_2\)
3 \(\mathrm{N}_2 \mathrm{O}_4\)
4 \(\mathrm{CO}_2\)
Mod. NCERT
8 RBTS PAPER

164451 Oxoacid of phosphorus having \(\mathrm{P}-\mathrm{O}-\mathrm{P}\) bond :
a. Pyrophosphoric acid
b. Cyclic meta phsopheric acid
c. Hypophosphoric acid
d. Meta phosphoric acid

1 a only
2 a and b
3 a, b and d
4 c only
NCERT-XI-179
8 RBTS PAPER

164452 The number of \(\mathbf{P}-\mathbf{P}\) and \(\mathbf{P}-\mathrm{O}-\mathrm{H}\) bonds present respectively in hypophosphoric acid molecule:

1 1,2
2 2, 2
3 1,4
4 1,8
NCERT-XI- 179
8 RBTS PAPER

164453 The following are some statements related to group 15 hydrides :
i. reducign nature increases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
ii. tendency to give lone pair of electrons decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iii. thermal stability of hydrides decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iv. bond angle decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
The correct statements is/are :

1 i and iv
2 i, ii and iii
3 i, ii and iv
4 i, ii, iii and iv
NCERT-XI-168
For More Updates join with Us
8 RBTS PAPER

164450 Which is a true acid anhydride :

1 \(\mathrm{CO}\)
2 \(\mathrm{NO}_2\)
3 \(\mathrm{N}_2 \mathrm{O}_4\)
4 \(\mathrm{CO}_2\)
Mod. NCERT
8 RBTS PAPER

164451 Oxoacid of phosphorus having \(\mathrm{P}-\mathrm{O}-\mathrm{P}\) bond :
a. Pyrophosphoric acid
b. Cyclic meta phsopheric acid
c. Hypophosphoric acid
d. Meta phosphoric acid

1 a only
2 a and b
3 a, b and d
4 c only
NCERT-XI-179
8 RBTS PAPER

164452 The number of \(\mathbf{P}-\mathbf{P}\) and \(\mathbf{P}-\mathrm{O}-\mathrm{H}\) bonds present respectively in hypophosphoric acid molecule:

1 1,2
2 2, 2
3 1,4
4 1,8
NCERT-XI- 179
8 RBTS PAPER

164453 The following are some statements related to group 15 hydrides :
i. reducign nature increases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
ii. tendency to give lone pair of electrons decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iii. thermal stability of hydrides decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iv. bond angle decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
The correct statements is/are :

1 i and iv
2 i, ii and iii
3 i, ii and iv
4 i, ii, iii and iv
NCERT-XI-168
NEET DIGITAL LIBRARY
8 RBTS PAPER

164450 Which is a true acid anhydride :

1 \(\mathrm{CO}\)
2 \(\mathrm{NO}_2\)
3 \(\mathrm{N}_2 \mathrm{O}_4\)
4 \(\mathrm{CO}_2\)
Mod. NCERT
8 RBTS PAPER

164451 Oxoacid of phosphorus having \(\mathrm{P}-\mathrm{O}-\mathrm{P}\) bond :
a. Pyrophosphoric acid
b. Cyclic meta phsopheric acid
c. Hypophosphoric acid
d. Meta phosphoric acid

1 a only
2 a and b
3 a, b and d
4 c only
NCERT-XI-179
8 RBTS PAPER

164452 The number of \(\mathbf{P}-\mathbf{P}\) and \(\mathbf{P}-\mathrm{O}-\mathrm{H}\) bonds present respectively in hypophosphoric acid molecule:

1 1,2
2 2, 2
3 1,4
4 1,8
NCERT-XI- 179
8 RBTS PAPER

164453 The following are some statements related to group 15 hydrides :
i. reducign nature increases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
ii. tendency to give lone pair of electrons decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iii. thermal stability of hydrides decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iv. bond angle decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
The correct statements is/are :

1 i and iv
2 i, ii and iii
3 i, ii and iv
4 i, ii, iii and iv
NCERT-XI-168
Join With Us for More Updates
8 RBTS PAPER

164450 Which is a true acid anhydride :

1 \(\mathrm{CO}\)
2 \(\mathrm{NO}_2\)
3 \(\mathrm{N}_2 \mathrm{O}_4\)
4 \(\mathrm{CO}_2\)
Mod. NCERT
8 RBTS PAPER

164451 Oxoacid of phosphorus having \(\mathrm{P}-\mathrm{O}-\mathrm{P}\) bond :
a. Pyrophosphoric acid
b. Cyclic meta phsopheric acid
c. Hypophosphoric acid
d. Meta phosphoric acid

1 a only
2 a and b
3 a, b and d
4 c only
NCERT-XI-179
8 RBTS PAPER

164452 The number of \(\mathbf{P}-\mathbf{P}\) and \(\mathbf{P}-\mathrm{O}-\mathrm{H}\) bonds present respectively in hypophosphoric acid molecule:

1 1,2
2 2, 2
3 1,4
4 1,8
NCERT-XI- 179
8 RBTS PAPER

164453 The following are some statements related to group 15 hydrides :
i. reducign nature increases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
ii. tendency to give lone pair of electrons decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iii. thermal stability of hydrides decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
iv. bond angle decreases from \(\mathrm{NH}_3\) to \(\mathrm{BiH}_3\)
The correct statements is/are :

1 i and iv
2 i, ii and iii
3 i, ii and iv
4 i, ii, iii and iv
NCERT-XI-168
For More Updates join with Us