Q:

Electron configuration of cobalt 2+?

Answer

The s,p,d,f configuration for cobalt (Co) is 1s22s22p63s23p64s23d7, determined by the position of the element on the periodic table. The electron configuration for Cobalt at ground state would simply be Co: [Ar] 4s²3d⁷.

The electron configuration of Cobalt will end in d block as Cobalt is an inner transition metal. Cobalt is in the 7th column of the d block and therefore has 7 d electrons d7.

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Subject: Chemistry Exam Prep: AIEEE
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61 38083

Q:

"Eco Mark" is given to the Indian Products that are ___________.

A) pure and unadulterated	B) rich in proteins
C) environment friendly	D) economically viable

Answer & Explanation Answer: C) environment friendly

Explanation:

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Exam Prep: Bank Exams

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Q:

Which of the following statements about Sir Syed Ahmad Khan is/are correct?

1. He argued that India was a federation of ethnic communities based on common descent.

2. His philosophy was very similar to that of the Indian National Congress.

3. He imagined India as a Nation State based on individual citizen’s rights.

4. The curriculum at the Mohammedan Anglo-Oriental College blended Muslim theology and European empiricism.

Select the correct answer using the code given below.

A) 1 only	B) 2 and 3
C) 3 only	D) 1 and 4

Answer & Explanation Answer: D) 1 and 4

Explanation:

Statements 1 & 4 are true with respect toSir Syed Ahmad Khan.

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

A boy raises a box with a weight of 120N through a height of 2 m. The work done by him is

A) 60 J	B) 120 J
C) 240 J	D) 180 J

Answer & Explanation Answer: C) 240 J

Explanation:

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Filed Under: Physics
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Q:

Who is the planet moving in the opposite direction than other planets in Solar System?

A) Neptune	B) Pluto
C) Uranus	D) Saturn

Answer & Explanation Answer: C) Uranus

Explanation:

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Filed Under: General Science
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Q:

Eastern ghats and Western ghats meet at the

A) Annamalai hills	B) Palani hills
C) Nilgiri hills	D) Cardamom hills

Answer & Explanation Answer: C) Nilgiri hills

Explanation:

The Eastern Ghats are a discontinuous range of mountains along India's eastern coast whereas Western Ghats also known as Sahyadri is a mountain range that runs parallel to the western coast of the Indian peninsula.

eastern_ghats_and_western_ghats_meet_at_the1536656083.png image

Eastern ghats and Western ghats meet at the Nilgiri hills in Tamilnadu.

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Filed Under: Indian Geography
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55 37874

Q:

A computer consists of

A) motherboard	B) hard disk drive
C) central processing unit	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

A computer system consists of a computer case, a power supply unit, a motherboard, a central processing unit (CPU), main memory, and a hard disk drive.

Input devices include a keyboard, mouse, microphone, video camera, and image scanner.

Output devices include a monitor, speakers, and a printer.

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Filed Under: Computer
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Q:

Which of the following is false?

Sound waves are ___ waves.

A) Pressure	B) Longitudinal
C) Electromagnetic	D) Mechanical

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