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just olya [345]
3 years ago
11

In which shell duplet rule is applied, why?​

Chemistry
1 answer:
Natasha2012 [34]3 years ago
5 0

Answer:

In first shell duplet rule is applied because first shell contains maximum 2 electrons

Explanation:

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Draw the electron configuration for a neutral atom of nitrogen.
velikii [3]

Answer:

1s22s22p3.

Explanation:

Electronic configuration of a neutral atom is 1s22s22p3.  

Please see the image attached

 

Neutral atom of nitrogen will have equal number of proton and electron i.e equal to 7. 7 electron of the nitrogen are placed into the s and p orbitals in the ground state.  

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2 years ago
4. Froath floatation process is used for*
lbvjy [14]

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Explanation:

Froath flotaion process is based on thie wttebality properteis like hydrophillicity and hydrophobicity.

Incase of sulphide ore processing,

The metallic sulphide particles of ore are preferentially wetted by oil and the gangue particles by water. By doing thise you are sperating required sulphide ore particels from unwanted gaunge , by doing this you are incresing the concentation of Sulfide in ore by removing the not required gaunge particles.

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3 years ago
Elements are organized on the periodic table based on their properties. Which statement correctly predicts and explains the chem
scoray [572]

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The statement correctly predicting and explaining the chemical reactivity of two metals is given below -Rubidium (Rb) is more reactive than strontium (Sr) because strontium atoms must lose more electrons

Explanation:

7 0
3 years ago
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Cerebrospinal fluid of the central nervous system and synovial fluid of joint capsules are both examples of _______.
murzikaleks [220]

Cerebrospinal fluid of the central nervous system and synovial fluid of joint capsules are both examples of <u>extracellular </u><u>fluid</u>

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Synovial fluid is a viscous solution found in cavities of synovial joints. The principal role of synovial fluid is to reduce friction between articular cartilages of synovial joints during movement.

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learn more extracellular fluid at

brainly.com/question/14445684

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3785.41 milliliters

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