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164
Q:

Among the following the maximum covalent character is shown by the compound

(1)MgCl2

(2)FeCl2

(3)SnCl2

(4) AlCl3

A) Option 1 B) Option 2
C) Option 3 D) Option 4

Answer:   D) Option 4



Explanation:

According to Fajans rule, cation with greater charge and smaller size favours covalency.

Subject: Chemistry
Exam Prep: AIEEE
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In general the largest component of bog soils is

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Who formulated ‘the atomic theory’ of a matter?

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What is the pH value of human blood?

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Answer & Explanation Answer: C) 7.4

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2 763
Q:

What is the relative molecular mass of water?

A) 8 u B) 9 u
C) 16 u D) 18 u
 
Answer & Explanation Answer: D) 18 u

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Q:

Which of the following statement(s) is/are INCORRECT?

I. Alkenes are fairly unreactive.

II. Alkenes burn with blue flame.

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A) Only I and II B) Only I and III
C) Only II and III D) All I, II and III
 
Answer & Explanation Answer: D) All I, II and III

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Atomic number is always equal to ______.

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C) Number of electrons D) Sum of protons and neutrons  
 
Answer & Explanation Answer: A) Number of protons

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