# At 270C the Kp value for the reaction PCl5(g)⇔PCl3(g)+Cl2(g).is 0.65.Its Kc is

1.  1

2.  0.65

3.  1.65

4.  0.026

4

0.026

Explanation :
No Explanation available for this question

# In the reaction BCl3+PH3→[Cl3B←PH3] the lewis base is

1.  BCl3

2.  PH3

3.  Both PH3 & BCl3

4.  Electron

4

PH3

Explanation :
No Explanation available for this question

# Which one of the following is a Lewis acid

1.  N2H4

2.  R-OH

3.  R-O-R

4.  AlCl3

4

AlCl3

Explanation :
No Explanation available for this question

# Which of the following is irreversible reaction

1.  PCl5→PCl3+Cl2

2.  2SO2+O2→2SO3

3.  N2+3H2→2NH3

4.  AgNO3(aq)+NaCl(aq)→AgCl↓NaNO3(aq)

4

AgNO3(aq)+NaCl(aq)→AgCl↓NaNO3(aq)

Explanation :
No Explanation available for this question

# consider the following reaction equilibrium N2(g)+3H2(g)⇔2NH3(g).Initially 1 mole of N2 and 3 moles of H2 are taken in a 2 litre flask.At equilibrium state if the num

1.  0.8

2.  1.6

3.  2.8

4.  3.2

4

3.2

Explanation :
No Explanation available for this question

# Match the following SET1(Conc)

1.  III II I IV

2.  II III IV I

3.  IV I III II

4.  I IV II III

4

II III IV I

Explanation :
No Explanation available for this question

# Henderson equation among the following is

1.  ph=1/2[pka-log c]

2.  pH=1/2[pka-log C]

3.  pH=pka+log(salt/acid)

4.  Kh=Kw/KaxKb

4

pH=pka+log(salt/acid)

Explanation :
No Explanation available for this question

# An increase in pressure would favour the following forward reaction

1.  N2(g)+O2(g)⇔2NO(g)

2.  2SO2(g)+O2(g)⇔2SO3(g)

3.  PCl5(g)⇔PCl3(g)+Cl2(g)

4.  H2(g)+I2(g)⇔2HI(g)

4

2SO2(g)+O2(g)⇔2SO3(g)

Explanation :
No Explanation available for this question

# Point out incorrect statement in case of equilibrium state

1.  It is dynamic in nature

2.  It is readjust itself on the changing conditions

3.  It can be attained from the side of reactants only

4.  It can be attained from either side of the reaction

4

It can be attained from the side of reactants only

Explanation :
No Explanation available for this question

1.  49

2.  2401

3.  7

4.  0.02

4