WB JEE 2018 | Coordination Compounds Question 14 | Chemistry

WB JEE 2018

MCQ (Single Correct Answer)

-0.33

The main reason that SiCl₄ is easily hydrolysed as compared to CCl₄ is that

Si $$-$$ Cl bond is weaker than C $$-$$ Cl bond

SiCl₄ can form hydrogen bonds

SiCl₄ is covalent

Si can extend its coordination number beyond four

WB JEE 2018

MCQ (Single Correct Answer)

-0.33

Silver chloride dissolves in excess of ammonium hydroxide solution. The cation present in the resulting solution is

$${[Ag{(N{H_3})_6}]^ + }$$

$${[Ag{(N{H_3})_4}]^ + }$$

Ag⁺

$${[Ag{(N{H_3})_2}]^ + }$$

WB JEE 2018

MCQ (Single Correct Answer)

-0.33

Ferric ion forms a Prussian blue precipitate due to the formation of

$${K_4}[Fe{(CN)_6}]$$

$${K_3}[Fe{(CN)_6}]$$

$$Fe{(CNS)_3}$$

$$F{e_4}{[Fe{(CN)_6}]_3}$$

WB JEE 2017

MCQ (Single Correct Answer)

-0.25

The number of unpaired electrons in $${[NiC{l_4}]^{2 - }}$$, $$Ni{(CO)_4}$$ and $${[Cu{(N{H_3})_4}]^{2 + }}$$ respectively are

2, 2, 1

2, 0, 1

0, 2, 1

2, 2, 0

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