HSC Science (Electronics) १२ वीं कक्षा - Maharashtra State Board Question Bank Solutions

What is the action of hydrochloric acid on \[\ce{Na2CO3}\]?

What is the action of hydrochloric acid on the following NH₃?

What is the action of hydrochloric acid on Na₂CO₃?

What is the action of hydrochloric acid on the \[\ce{NH3}\]?

What is the action of hydrochloric acid on \[\ce{Na2CO3}\]?

What is the action of hydrochloric acid on NH₃?

What is the action of hydrochloric acid on Na₂CO₃?

What is the action of hydrochloric acid on NH₃?

What is the action of hydrochloric acid on Na₂CO₃?

What is the action of hydrochloric acid on \[\ce{NH3}\]?

What is the action of hydrochloric acid on \[\ce{Na2CO3}\]?

What is the action of hydrochloric acid on \[\ce{NH3}\]?

What is the action of hydrochloric acid on \[\ce{Na2CO3}\]?

What is the action of hydrochloric acid on the following?

\[\ce{NH3}\]

What is the action of hydrochloric acid on the following? 

\[\ce{Na2CO3}\]

Define enthalpy of sublimation.

Calculate C-Cl bond enthalpy from following reaction:

CH₃Cl_(g) + Cl_2(g) → Ch₂Cl_2(g) + HCl_(g) ΔH° = -104KJ

If C-H, Cl-Cl and H-Cl bond enthalpies are 414, 243 and 431 KJ-Mol^-1 respectively.

Explain impurity defect in stainless steel with diagram

Identify the product ‘D’ in the following sequence of reactions:

\[\ce{H3C - CH2 - CH2 - Cl \underset{KOH}{\overset{Alc}{->}} 'B' \overset{HBr}{->} 'C' \underset{Elther}{\overset{Na}{->}}'D'}\]

On the basis of valence bond theory explain the nature of bonding in [CoF₆]³ ion.