Q:

Which statement best describes the electronegativity of an element?

A) Electronegativity of an atom is it's ability to produce energy while losing an electron.	B) Electronegativity of an atom is it's ability to attract electrons during bond formation.
C) Electronegativity of an atom is it's ability to lose electrons during cation formation.	D) Electronegativity of an atom is it's ability to share electrons during a covalent bond formation.

Answer & Explanation Answer: B) Electronegativity of an atom is it's ability to attract electrons during bond formation.

Explanation:

Electronegativity, is a chemical property that describes the tendency of an atom to attract a shared pair of electrons (or electron density) towards itself.

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Q:

How long can a beaver hold its breath?

A) 15 min	B) 25 min
C) 35 min	D) 55 min

Answer & Explanation Answer: A) 15 min

Explanation:

Beavers Can Hold Their Breath for 15 Minutes Underwater.

beaver_water1531199458.jpg image

The behavior of beavers means that they need to be able to remain underwater for several minutes at a time.

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Q:

Which compound contains ionic bonds?

A) CaO	B) CO2
C) NO2	D) NO

Answer & Explanation Answer: A) CaO

Explanation:

An ionic bond is a chemical bond between two atoms in which one atom seems to donate its electron to another atom.

Here in the given compounds, the compound that contains ionic bond is CaO, Calcium oxide.

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Q:

Which gas is used for the preparation of Soda water?

A) Carbon Dioxide	B) Oxygen
C) Hydrogen	D) Ammonia

Answer & Explanation Answer: A) Carbon Dioxide

Explanation:

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Q:

How many non regional members are there in the African development Bank

A) 24	B) 23
C) 25	D) 27

Answer & Explanation Answer: C) 25

Explanation:

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Q:

Chemically marble is known as

A) Calcareous rock	B) Siliceous Rock
C) Argillaceous Rock	D) Metamorphic Rock

Answer & Explanation Answer: A) Calcareous rock

Explanation:

Chemically marble is known as Calcareous rock as it is composed of carbonate minerals like calcite or dolomite.

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Q:

'Abadan' is well known as

A) a major Air Force base in Iraq	B) the main oil terminal in Iran
C) a pilgrim centre for Muslims and Christians as well	D) an archaeological site throwing new light on the civilisation that flourished in Arabia before the advent of Aryans into india

Answer & Explanation Answer: B) the main oil terminal in Iran

Explanation:

Iran is an important oil-producing region in the Middle East. Abadan on the Abadan island has one of the largest refineries in the world.

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Q:

What are the followers of Islam called

A) Muhammads	B) Abrahams
C) Muslims	D) Ishas

Answer & Explanation Answer: C) Muslims

Explanation:

The followers of Islam religion is called Muslims.

According to Muslims, God sent prophets to mankind to teach them how to live according to His law. Muhammad is believed by Muslims to be the last prophet sent by God (Allah). The Muslim holy book is called the Quran.

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