Q:

Which statement about electrons and atomic orbitals is NOT true?

A) An orbital can contain a minimum of two electrons	B) An electron has the same amount of energy in all orbitals
C) An atom’s lowest energy level has only two orbitals	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

Yes, all the given statements are NOT true about electrons and atomic orbitals.

True statements are ::

An orbital can contain a maximum of two electrons.

An atom’s lowest energy level has only one orbital.

An electron has different amount of energies in all orbitals.

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Q:

In the structure of Planet Earth, below the mantle, the core is mainly made up of which one of the following ?

A) Aluminium	B) Chromium
C) Iron	D) Silicon

Answer & Explanation Answer: C) Iron

Explanation:

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Q:

One who sacrifices his life for a cause

One_who_sacrifices_his_life_for_a_cause1552994742.jpg image

A) Patriot	B) Soldier
C) Martyr	D) Revolutionary

Answer & Explanation Answer: C) Martyr

Explanation:

One who sacrifices his life for a cause is called as Martyr.

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Q:

Palaeobotany is the branch of botany is which we study about

A) Animal fosills	B) Plant fossils
C) Seed of plant	D) Flower

Answer & Explanation Answer: B) Plant fossils

Explanation:

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Q:

Which of the following memories needs refresh ?

A) DRAM	B) ROM
C) SRAM	D) All of the above

Answer & Explanation Answer: A) DRAM

Explanation:

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Q:

' Uttarakhand ' State came into existence on

A) Nov 1, 2000	B) Nov 9, 2000
C) Nov 10, 2000	D) Jan 1, 2008

Answer & Explanation Answer: B) Nov 9, 2000

Explanation:

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Filed Under: Indian Politics

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Q:

What is the systematic name of ${NH}_{4} {ClO}_{3}$ ?

A) Ammonium Chloride	B) Ammonium Chlorate
C) Ammonium Chlorane	D) Ammonium Chlorine

Answer & Explanation Answer: B) Ammonium Chlorate

Explanation:

In common we all call the systematic name of $N H_{4} C l O_{3}$ as Ammonium Chlorate. But originally the systematic name is azanium trioxidochlorate.

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Q:

Which of the following active volcanoes is known as ' the light house of the Mediterranean Sea'

A) Volcano	B) Stromboli
C) Veoavius	D) Ema

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