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ddd [48]
3 years ago
8

State the Alfabau's principle in atomic chemistry

Chemistry
1 answer:
Jlenok [28]3 years ago
7 0
According to the Aufbau principle, , electrons orbiting one or more atoms fill the lowest available energy levels before filling higher levels (e.g., 1s before 2s). 
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2Na+2HCI-H,+2Naci
White raven [17]

Answer:

Single Replacement reaction

Explanation:

Reaction Given:

            2Na + 2HCI ------> H₂ + 2NaCl

Type of reaction = ?

Solution:

Look at the reactants and products of the reaction to know the type of reaction

           2Na + 2HCI ------> H₂ + 2NaCl

In this reaction two reactant combine and give 2 products.

Reactant of the reaction

Na = Sodium

HCl = Hydrochloric acid

Product of the reaction

NaCl = sodium chloride

H₂ = hydrogen gas

So,

That sodium metal react with hydrochloric acid and produce salt and water gas

Type of Reaction:

This is a Single Replacement reaction, in which Sodium metal (Na) replace the Hydrogen (H) of the other compound and form Sodium Chloride salt (NaCl)  and hydrogen liberate in the form of gas.

5 0
3 years ago
Whats the answer giving brainliest :)
MissTica
It’s is c, if you oook it’s the only clear answer
5 0
3 years ago
Help pls pls pls I really need this answer
blagie [28]

Answer:

I never did this but i think its d 37.5٪ lmk if i got it right pls and srry if i didnt

5 0
3 years ago
Describe the motion of objects that are viewed from your reference frame both inside and outside while you travel inside a movin
Nutka1998 [239]

Answer:

2 c

Explanation:

8 0
3 years ago
Why can liquid water never go over the boiling point temperature? Where is the energy (heat) that is being added going?
Afina-wow [57]

it's turned into steam.

It dissolves and turns into steam no explanation needed,it'sa simple answer,idk who reported it but i'll answer it again:)

7 0
3 years ago
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