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Maurinko [17]
2 years ago
10

Which occurs in the half-reaction Na(s) → Na+

Chemistry
1 answer:
Schach [20]2 years ago
3 0

Answer:

c)

Explanation:

don't understand properly but it is c) cause they go through gens

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On the basis of the expected charges on the monatomic ions, give the chemical formula of each of the following compounds: (a) ma
lakkis [162]

Answer:

(a) magnesium arsenide: As₂Mg₃

(b) indium(III) sulfide: In₂S₃

(c) aluminum hydride: AlH₃

(d) hydrogen telluride: H₂Te

(e) bismuth(III) fluoride: BiF₃

Explanation:

(a) magnesium arsenide:

The expected oxidation states are-

Magnesium ion- Mg²⁺

Arsenide ion- As³⁻

The chemical formula is: As₂Mg₃

(b) indium(III) sulfide:

The expected oxidation states are-

Indium ion- In³⁺

Sulfide ion- S²⁻

The chemical formula is: In₂S₃

(c) aluminum hydride:

The expected oxidation states are-

Aluminium ion- Al³⁺

Hydride ion- H⁻

The chemical formula is: AlH₃

(d) hydrogen telluride:

The expected oxidation states are-

Hydrogen - H⁺

telluride ion- Te²⁻

The chemical formula is: H₂Te

(e) bismuth(III) fluoride:

The expected oxidation states are-

bismuth ion- Bi³⁺

fluoride ion- F⁻

The chemical formula is: BiF₃

5 0
3 years ago
An atom with an equal number of electrons and protons has no _________.
Y_Kistochka [10]
The answer would be C. charge because the protons, which are positively charged particles, and the electrons, negatively charged particles, balance each other out and the atom becomes of a neutral charge (or no charge)
7 0
3 years ago
What if the solubility of KNO3 at 60 celsius?
Liula [17]

Answer:

D. 108 grams of KNO3(Potassium nitrate)

8 0
3 years ago
During science lab, Carl notices that when he adds water to his solid sample of anhydrous copper
Bond [772]

Answer:

The dissociation of copper sulfate into ions is an exothermic chemical reaction that releases heat into the surroundings.

Explanation:

Some of the potential energy stored in the solid sample of anhydrous copper sulfate is released as heat as the sample dissolves and dissociates into ions in the water. This is due to the large lattice energy of the crystalline copper sulfate.

hope this helps

4 0
3 years ago
What earths layer is broken up like puzzle pieces
lilavasa [31]

The crust because there are tectonic plates.

4 0
3 years ago
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