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Question (1)

QN007311

Atoms combine to form molecules in order to:

(A) Increase instability
(B) Achieve stable electronic configuration
(C) Produce neutrons
(D) Destroy electrons

Correct Answer: B

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Question (2)

QN007312

The outermost shell of an atom is called the:

(A) Nucleus
(B) Core shell
(C) Valence shell
(D) Proton shell

Correct Answer: C

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Question (3)

QN007313

The electrons present in the outermost shell are known as:

(A) Core electrons
(B) Free electrons
(C) Valence electrons
(D) Nuclear electrons

Correct Answer: C

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Question (4)

QN007314

Which inert gas configuration is considered stable?

(A) Duplet or octet
(B) Single electron only
(C) Three electrons only
(D) Half-filled shell only

Correct Answer: A

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Question (5)

QN007315

Hydrogen attains stability by achieving:

(A) Octet
(B) Duplet
(C) Decuplet
(D) Zero electrons

Correct Answer: B

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Question (6)

QN007316

Which rule explains why atoms lose, gain or share electrons?

(A) Octet rule
(B) Newton’s rule
(C) Boyle’s rule
(D) Duplet decay rule

Correct Answer: A

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Question (7)

QN007317

Sodium atom forms sodium ion by:

(A) Gaining one electron
(B) Sharing one electron
(C) Losing one electron
(D) Losing two electrons

Correct Answer: C

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Question (8)

QN007318

Chlorine atom forms chloride ion by:

(A) Losing one electron
(B) Gaining one electron
(C) Sharing two electrons
(D) Losing seven electrons

Correct Answer: B

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Question (9)

QN007319

Which type of bond is formed by transfer of electrons?

(A) Covalent bond
(B) Ionic bond
(C) Metallic bond
(D) Hydrogen bond

Correct Answer: B

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Question (10)

QN007320

Which compound is formed by ionic bonding?

(A) H₂
(B) O₂
(C) NaCl
(D) Cl₂

Correct Answer: C

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Question (1)

Atoms combine to form molecules in order to:

Explanation:

Link:

Question (2)

The outermost shell of an atom is called the:

Explanation:

Link:

Question (3)

The electrons present in the outermost shell are known as:

Explanation:

Link:

Question (4)

Which inert gas configuration is considered stable?

Explanation:

Link:

Question (5)

Hydrogen attains stability by achieving:

Explanation:

Link:

Question (6)

Which rule explains why atoms lose, gain or share electrons?

Explanation:

Link:

Question (7)

Sodium atom forms sodium ion by:

Explanation:

Link:

Question (8)

Chlorine atom forms chloride ion by:

Explanation:

Link:

Question (9)

Which type of bond is formed by transfer of electrons?

Explanation:

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Question (10)

Which compound is formed by ionic bonding?

Explanation:

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