Join / Login

Equilibrium: Basic Definitions

Equilibrium

Chemistry

Class 11

Overview

To know about equilibrium, it’s types and reversible reactions.

3 mins read

Introduction to Equilibrium

Formation of $C l F_{3}$ from $C l_{2}$ and $F_{2}$ is an exothermic process. The equilibrium system can be represented as:
$C l_{2 (g)} + 3 F_{2} ⇌ 2 C l F_{3};$ $Δ H = - 329$ kJ
Which of the following will increase quantity of $C l F_{3}$ in the equilibrium mixture?

Chemical equilibrium is __________ in nature.

Consider the reaction of chloromethane with $O H^{-}$ in aqueous solution $C H_{3} C l (a q) + O H (a q) K_{r} ⇌ K_{f} C H_{3} O H (a q) + C l (a q)$
At $2 5^{o} C$ , the rate constant for the forward reaction is $6 \times 1 0^{6} M^{1} s^{- 1}$ , and the equilibrium constant $K_{c}$ is $1 \times 1 0^{16}$ .
Calculate the rate constant for the reverse reaction at $2 5^{o} C$ .

In the chemical reaction $N_{2} + 3 H_{2} ⇌ 2 N H_{3}$ at equilibruim:

Decrease in the pressure for the following equilibrium: $H_{2} O (s) ⇌ H_{2} O (l)$ result in the:

Define equilibrium.

Identify the common property for a chemical reaction at dynamic equilibrium.

What is the value of $Δ n$ for combustion of 1 mole of benzene, when both the reactants and the products are gas at 298 K?

A vessel at $1000 K$ contains $C O_{2}$ with a pressure of $0.5 a t m$ . Some of $C O_{2}$ is converted into $C O$ on addition of graphite. The value of $^{'} K_{p}^{'}$ at equilibrium when total pressure is $0.8 a t m$ will be ?

For the gas phase reaction
$P C l_{5} (g) ⇌ P C l_{3} (g) + C l_{2} (g)$
Which of the following conditions are correct ?

20,000+

Learning videos

8,000+

Fun stories

10,000+

Fundamental concepts

8,00,000+

Homework Questions

SignUp for free

Equilibrium: Basic Definitions

Overview

Introduction to Equilibrium

Formation of ClF3​ from Cl2​ and F2​ is an exothermic process. The equilibrium system can be represented as: Cl2(g)​+3F2​⇌2ClF3​; ΔH=−329kJ Which of the following will increase quantity of ClF3​ in the equilibrium mixture?

Chemical equilibrium is __________ in nature.

In the chemical reaction N2​+3H2​⇌2NH3​ at equilibruim:

Decrease in the pressure for the following equilibrium: H2​O(s)⇌H2​O(l) result in the: