Q:

Isobars are atoms of different chemical elements that have ______.

A) Same atomic number but different mass number	B) Same mass number but different atomic number
C) Same mass number and same atomic number	D) Different mass number and different atomic number

Answer & Explanation Answer: B) Same mass number but different atomic number

Explanation:

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Filed Under: Chemistry
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0 52801

Q:

What is formed when helium atom loses one electron?

A) Proton	B) Positive helium ion
C) Negative helium ion	D) Alpha particle

Answer & Explanation Answer: B) Positive helium ion

Explanation:

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Filed Under: Chemistry
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1 52755

Q:

Elements having same atomic numbers but different mass number are called ______.

A) isotones	B) Isotopes
C) isomopes	D) isobar

Answer & Explanation Answer: B) Isotopes

Explanation:

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0 52743

Q:

The first Law Officer of the Government of India is the

A) Union Law Minister	B) Secreatary, Ministry of Law
C) Attorney-General for India	D) Chief Justice of the Supreme Court

Answer & Explanation Answer: C) Attorney-General for India

Explanation:

Attorney-General for India is the first Law Officer of the Government of India. He is is the Indian government's chief legal advisor, and its primary lawyer in the Supreme Court of India.

The_first_Law_Officer_of_the_Government_of_India_is_the1554210162.jpg image

The Solicitor General of India is below the Attorney General for India, who is the secondary law officer of the country, assists the Attorney General, and is himself assisted by several Additional Solicitors General of India.

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169 52731

Q:

Group 8A of the periodic table contains the

A) least reactive metals	B) most reactive nonmetals
C) most reactive metals	D) least reactive nonmetals

Answer & Explanation Answer: D) least reactive nonmetals

Explanation:

Helium (He), Neon(Ne), Argon(Ar), Krypton (Kr), Xenon (Xe), Radon (Rn) and Ununoctium (Uuo) are present group 8A.

They have fully filled orbitals and hence are most stable amongst all the elements in the periodic table and are considered as least reactive least reactive non-metals.

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1 52707

Q:

Which shows the order in which vertebrates evolved?

A) fish, reptiles, amphibians, birds, mammals	B) amphibians, fish, reptiles, birds, mammals
C) amphibians, fish, birds, reptiles, mammals	D) fish, amphibians, reptiles, birds, mammals

Answer & Explanation Answer: D) fish, amphibians, reptiles, birds, mammals

Explanation:

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Filed Under: Biology
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3 52607

Q:

In Microsoft Word, ____________ view shows how the document would look when it is printed.

A) Web Layout	B) Normal Layout
C) Reading Layout	D) Print Layout

Answer & Explanation Answer: B) Normal Layout

Explanation:

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Filed Under: Computer
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4 52564

Q:

Which of the following statements about the reaction below are INCORRECT?

$2 Pb + C \to 2 Pb + {CO}_{2}$

A. Carbon di-oxide is getting, oxidised
B. Lead is getting reduced
C. Carbon is oxidised
D. Lead oxide is getting reduced

A) A and C	B) A and B
C) B and C	D) A, B and C

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