Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
USHA PUBLICATION-P-BLOCK ELEMENTS( GR-15,GR16,GR17,GR18)-EXERCISE
- Which noble gas is used along with O2 for respiration by sea divers ?
Text Solution
|
- Which noble gas is called as Hidden gas ?
Text Solution
|
- Presence of Helium in earth was Ist proved by .
Text Solution
|
- What is composition of Oleum ?
Text Solution
|
- What is the role of MnO2 in the preparation of Cl2 from HCI?
Text Solution
|
- Explain why the ionisation energy of nitrogen is more than that of oxy...
Text Solution
|
- Write the equation for the reaction between CI2 and dil. NaOH solution...
Text Solution
|
- Name the process employed for manufacture of NH3 from N2 and H2 .
Text Solution
|
- Magnesium nitride on bolling with water forms .
Text Solution
|
- Why is phosphoric acid syrupy in nature ?
Text Solution
|
- Write the product formed when ammonia reacts with excess of chlorine.
Text Solution
|
- Why is Iron passive with conc. NHO3 ?
Text Solution
|
- What is the compound formed during brown ring test for nitrate.
Text Solution
|
- Which oxide of nitrogen is paramagnetic ?
Text Solution
|
- Write the structural formula of N2O5.
Text Solution
|
- Write the allotropic form of phosphorus.
Text Solution
|
- Which gas is produced when white phosphorus is boiled with NaOH soluti...
Text Solution
|
- What is the role of MnO2 In the preparation of O2 from KClO3?
Text Solution
|
- What is the covalency of 'N' in N2O5 ?
Text Solution
|
- Why NCl5 is not formed?
Text Solution
|