Everyday Science 2137 MCQs [All-Courses]

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The amount of energy required by the children of age between one to three years is___________?

A 300 k Calories

B 600 k Calories

C 900 k Calories

D 1200 k Calories

Review Detailed Answer

Correct Answer: 1200 k Calories

A substance which increases the efficiency of a catalyst is termed as:

A Promoter

B Activator

C Retarder

D Super catalyst

Review Detailed Answer

Correct Answer: Promoter

One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________?

A Molarity

B Molality

C Normality

D Formality

Review Detailed Answer

Correct Answer: Molality

“Each electron in an atom must have its own unique set of quantum numbers” is a statement of_______________?

A Aufbau principle

B Pauli exclusion principle

C Hund’s rule

D Periodic law

Review Detailed Answer

Correct Answer: Pauli exclusion principle

Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy?

A radio, visible, infrared, ultraviolet, x-ray, gamma ray

B radio, infrared, visible, x-ray, gamma ray, ultraviolet

C visible, radio, infrared, ultraviolet, x-ray, gamma ray

D radio, infrared, visible, ultraviolet, x-ray, gamma ray

Review Detailed Answer

Correct Answer: radio, infrared, visible, ultraviolet, x-ray, gamma ray

Which of the following has the largest wavelength?

A visible light

B x-rays

C infrared light

D ultraviolet radiation

Review Detailed Answer

Correct Answer: infrared light

Which of the following has the highest energy?

A gamma rays

B X-rays

C Ultra-violet radiation

D radio waves

Review Detailed Answer

Correct Answer: gamma rays

All of the following are electromagnetic radiations except__________?

A Red light

B Sound waves

C X-Rays

D Photon

Review Detailed Answer

Correct Answer: Sound waves

Second ionization energy:

A is always less than first ionization energy

B is always greater than first ionization energy

C is equal to the first ionization energy

D may be greater or less than the first ionization energy depending on the nature of the element

Review Detailed Answer

Correct Answer: is always greater than first ionization energy

Nuclear radiation is emitted by those elements whose:

A molecules are stable

B molecules are unstable

C nuclei are stable

D nuclei are unstable

Review Detailed Answer

Correct Answer: nuclei are unstable

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Everyday Science 2137 MCQs [All-Courses]

All Topics 2137

All Topics 2137

The amount of energy required by the children of age between one to three years is___________?

A substance which increases the efficiency of a catalyst is termed as:

One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________?

“Each electron in an atom must have its own unique set of quantum numbers” is a statement of_______________?

Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy?

Which of the following has the largest wavelength?

Which of the following has the highest energy?

All of the following are electromagnetic radiations except__________?

Second ionization energy:

Nuclear radiation is emitted by those elements whose:

Contact Info

Everyday Science 2137 MCQs [All-Courses]

All Topics 2137

All Topics 2137

Everyday Science 2136

The amount of energy required by the children of age between one to three years is___________?

A substance which increases the efficiency of a catalyst is termed as:

One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________?

“Each electron in an atom must have its own unique set of quantum numbers” is a statement of_______________?

Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy?

Which of the following has the largest wavelength?

Which of the following has the highest energy?

All of the following are electromagnetic radiations except__________?

Second ionization energy:

Nuclear radiation is emitted by those elements whose: