Question

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pls answer the questions given in the image above!!!!!




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Answer 1

Answer:

the formula of sodium sulphide is Na2s

the formula of copper nitrate is Cu(N03)2

Answer 2

11) a). They are Opposites

in an electrolytic cell :— {the one I believe

you are considering}

Anode is Positive electrode

Cathode is Negative electrode

Anion is Negative ion

Cation is Positive ion

in a galvanic/voltaic cell :—

Anode is Negative electrode

Cathode is Positive electrode

Anion is Positive ion

Cation is Negative ion

Examples :- acc. to Electrolytic cell

____________________

N⁻³ Anion

SO₄⁻² Anion

____________________

Na⁺¹ Cation

NH⁺¹ Cation

____________________

b) I)Na₂S

II)Cu(NO₃)₂

Hope it Helps