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
Q:

Atomic number of which of the following elements is greater than that of Neon?

A) Oxygen B) Magnesium
C) Nitrogen D) Boron
 
Answer & Explanation Answer: B) Magnesium

Explanation:
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0 980
Q:

______ bond holds the atoms together within a water molecule.

A) Nonpolar covalent B) Polar covalent
C) Ionic D) Co­-ordinate
 
Answer & Explanation Answer: B) Polar covalent

Explanation:
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0 845
Q:

Pyrolusite is an ore/mineral of ___________.

A) Mercury B) Manganese
C) Molybdenum D) Lead
 
Answer & Explanation Answer: B) Manganese

Explanation:
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0 931
Q:

Which of the following elements has the lowest melting point?

A) Iron B) Nitrogen
C) Iodine D) Lead
 
Answer & Explanation Answer: B) Nitrogen

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0 889
Q:

The Chemical formula of Ammonium chloride is ___________.

A) (NH4)2Cl B) NH4Cl3
C) NH4Cl2 D) NH4Cl
 
Answer & Explanation Answer: D) NH4Cl

Explanation:
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0 1344
Q:

What chemical is injected into a person's body when an ant bites?

A) Formic Acid B) Acetic Acid
C) Tartaric Acid D) Citric Acid
 
Answer & Explanation Answer: A) Formic Acid

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0 1015
Q:

Which of the following elements has the lowest melting point?

A) Tin B) Hydrogen
C) Carbon D) Sodium
 
Answer & Explanation Answer: B) Hydrogen

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0 940
Q:

_____ is the fourth state of matter.

A) Plasma B) Steam
C) Gas D) Matteroid
 
Answer & Explanation Answer: A) Plasma

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0 805