Question 7 :
Under what conditions of temperature and pressure, the formation of atomic hydrogen from molecular hydrogen will be favoured more?

Question 12 :
The hair dyes available in the market generally contain two bottles, one containing the dye and the other hydrogen peroxide. Before applying the dye, the two solutions are mixed. The hydrogen peroxide.

Question 16 :
<img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ea7ef4afdd8313cc87258a5"> (the action being catalytic) only if the solution is:

Question 20 :
When electric current is passed through an ionic hydride in the molten state,

Question 21 :
The molarity of a 100 mL solution containing 5.1 g of hydrogen peroxide is:

Question 23 :
One mole of calcium phosphide on reaction with excess water gives:

Question 24 :
The purity of {tex} \mathrm { H } _ { 2 } \mathrm { O } _ { 2 } {/tex} in a given sample is {tex} 85 \% {/tex}. Calculate the weight of impure sample of {tex} \mathrm { H } _ { 2 } \mathrm { O } _ { 2 } {/tex} which requires {tex} 10 \mathrm { mL } {/tex} of {tex} \mathrm { M } / 5 \mathrm { KMnO } _ { 4 } {/tex} solution in titration in acidic medium

Question 32 :
Which substance does not speed up decomposition of {tex} \mathrm { H } _ { 2 } \mathrm { O } _ { 2 } ? {/tex}

Question 34 :
The sum of protons, electrons and neutrons in the heaviest isotope of hydrogen is

Question 39 :
Which of the following metal evolves hydrogen on reacting with cold dilute <img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5ea7efa2fdd8313cc87259ba">

Question 40 :
Which of the following is wrong about {tex} \mathrm { H } _ { 2 } \mathrm { O } _ { 2 } ? {/tex} It is used

Question 45 :
The metal that does not displace hydrogen from an acid is:

Question 48 :
The maximum possible number of hydrogen bonds a water molecule can form is:

Question 50 :
Stabiliser added to {tex} \mathrm { H } _ { 2 } \mathrm { O } _ { 2 } {/tex} is :-