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10 months ago

Chemistry Redox Reactions

Consider the following reactions A→P1; B→P2; C→P3; D→P4.

The order of the above reactions are a,b,c and d, respectively. The following graph is obtained when log[rate] vs log[conc.] are plotted.

 Among the following, the correct sequence for the order of the reactions is:
0 Follower 16 Views

V
Vishal Baghel

Contributor-Level 10

rate=k [Conc]? log [rate]=logk+nlog [Conc]. 'n' is slope. Higher slope, higher order.

New answer posted

10 months ago

Chemistry Class 11th

On heating compound (A) gives a gas (B) which is a constituent of air. This gas when treated with H? in the presence of a catalyst gives another gas (C) which is basic in nature. (A) should not be:
0 Follower 2 Views

R
Raj Pandey

Contributor-Level 9

(1) Pb (NO? )? → PbO + 2NO?
(2) NH? NO? → N? + 2H? O
(3) (NH? )? Cr? O? → N? + Cr? O? + H? O
(4) NaN? → 3N? + 2Na

New answer posted

10 months ago

Chemistry Chemistry Chemical Bonding and Molecular Structure

The species that has a spin-only magnetic moment of 5.9BM, is: (Td=tetrahedral)
0 Follower 6 Views

V
Vishal Baghel

Contributor-Level 10

µ=5.9 B.M ⇒ 5 unpaired electrons. [MnBr? ]²?

New answer posted

10 months ago

Chemistry Class 12th

The major aromatic product C in the following reaction sequence will be :

 
0 Follower 42 Views

R
Raj Pandey

Contributor-Level 9

Kindly consider the following Image

 

New answer posted

10 months ago

Chemistry Class 12th

For the reaction Fe₂N(s) + (3/2)H₂(g) ⇌ 2Fe(s) + NH₃(g)
0 Follower 19 Views

V
Vishal Baghel

Contributor-Level 10

Δng=-1/2. Kp=Kc (RT)? ¹/². Kc=Kp (RT)¹/².

New answer posted

10 months ago

Chemistry Class 12th

The increasing order of the following compounds towards HCN addition is:

 
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R
Raj Pandey

Contributor-Level 9

-I, -M effect of NO? increase reactivity towards nucleophilic addition reaction with HCN.

New answer posted

10 months ago

Chemistry Class 12th

Which of the following compounds shows geometrical isomerism?
0 Follower 4 Views

V
Vishal Baghel

Contributor-Level 10

It will show geometrical isomerism

New answer posted

10 months ago

Chemistry Class 12th

If AB? molecule is a polar molecule, a possible geometry of AB? is
0 Follower 2 Views

R
Raj Pandey

Contributor-Level 9

For AB? compound possible geometry are

S. No.

Bond pair

Lone pair

Total

Hybridisation

Geometry

Polarity

1

4

0

4

Tetrahedral

non polar

2

4

1

5

Sea-saw

Polar

3

4

2

6

Square Planar

non polar

 

Square pyramidal can be polar due to lone pair moment as the bond pair moments will get cancelled out.

New answer posted

10 months ago

Chemistry Structure of Atom

The increasing order of pK♭ values of the following compounds is:
0 Follower 5 Views

V
Vishal Baghel

Contributor-Level 10

Kindly consider the following figure

New answer posted

10 months ago

Chemistry Class 12th

The present of soluble fluoride ion upto 1ppm concentration in drinking water, is:
0 Follower 1 View

V
Vishal Baghel

Contributor-Level 10

Fact based   

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