Questions

Q:

Which two atoms form an ionic bond?

Answer

Ionic bonding is a type of chemical bond in which valence electrons are lost from one atom and gained by another.. This bond generates two oppositely charged ions.


In ionic bonds, the metal loses electrons to become a positively charged cation, whereas the nonmetal accepts those electrons to become a negatively charged anion.


 


Example ::


One example of an ionic bond is the formation of sodium fluoride, NaF, from a sodium atom and a fluorine atom. In this reaction, the sodium atom loses its single valence electron to the fluorine atom, which has just enough space to accept it. The ions produced are oppositely charged and are attracted to one another due to electrostatic forces.

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Subject: Chemistry Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

Which statement about general education policy is most accurate?

A) It is set by multiple levels of the government. B) It is determined by local school boards.
C) It is controlled only by the federal government. D) It provides its funding at the state level.
 
Answer & Explanation Answer: A) It is set by multiple levels of the government.

Explanation:

General education policy is set by multiple levels of the government like Federal, state and local governments. 

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Q:

I have two bodies joined together as one. When standing still. I ran and ran. What am I?

Answer

An Hourglass has two bodies joined together on standing still it ran from one to the other.

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Q:

Distinguish between speculator and hedger?

Answer

The main difference lies in the motive of the two parties. The main motive of the hedger is to hedge(minimize) the risk from the occurence of some events. 


The motive of the speculator is to gamble in the market in order to make the profit by buying/selling the derivative products.


 

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Subject: Finance

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Q:

Most of the oxygen transported by the blood is

A) bound to hemoglobin B) dissolved in plasma
C) dissolved in water D) in ionic form as solute in plasma
 
Answer & Explanation Answer: A) bound to hemoglobin

Explanation:

Oxygen is transported throughout the body via hemoglobin in the red blood cells. Hence, most of the oxygen transported by the blood is bounded to hemoglobin.

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Filed Under: Biology
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Q:

Radiocarbon is produced in the atmosphere as a result of

A) collision between fast neutrons and nitrogen nuclei present in the atmosphere B) action of ultraviolet light from the sun on atmospheric oxygen
C) action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere D) lightning discharge in atmosphere
 
Answer & Explanation Answer: A) collision between fast neutrons and nitrogen nuclei present in the atmosphere

Explanation:
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Filed Under: Physics

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Q:

Which of the following uses a Non Renewable Energy Source?

A) Wind Mill Power Plant B) Hydro Electric Plant
C) Nuclear Power Plant D) Tidal Power Plant
 
Answer & Explanation Answer: C) Nuclear Power Plant

Explanation:

Nuclear Power Plant uses a Non Renewable Energy Source.

 

Non-renewable energy is that source of energy which can not be used again and again. This sort of energy is sustainable to exhaustion.


Non renewable energy is that form of energy which is subject to deletion. This type of energy is of many uses to us. It can be used to produce electricity, heating, cooking, transportation and manufacturing. 85% of the energy used in the industrial processes is form the non-renewable type of energy.

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Filed Under: Physics
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Q:

Podsol is a type of soil which is characteristic of a region under the cover of _________forest

A) deciduous B) coniferous
C) evergreen D) alpine
 
Answer & Explanation Answer: B) coniferous

Explanation:

It develops in a region of  moderate rainfall and limited evaporation. It is agriculturally a poor soil but addition of lime and fertilizers would yield favourable results. Found extensively in northern Canada and northern Russia.

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Filed Under: World Geography

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