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Chemistry
GCSE

Potassium and Sulfur form an ionic compound, how does this happen?

Potassium has one electron in its outer shell, and Sulfur has two. When forming an ionic compound with one atom of sulfur, two potassium atoms are used. Each potassium atom donates its outermost electron ...

JC
Answered by Joshua C. Chemistry tutor
31014 Views

Why does iodine have a higher boiling point than chlorine?

Iodine and chlorine are both in group 7 of the periodic table, iodine is further down than chlorine. When travelling down the periodic table the size of the atom increases due to the amount of electrons t...

AC
Answered by Abigail C. Chemistry tutor
2707 Views

How do you describe the greenhouse effect?

The greenhouse effect is a process that warms the planets temperature to warmer than it would be without an atmosphere. It makes the planet a comfortable place to live. It works like a greenhouse or glas...

KP
2679 Views

Explain why Ethanoic acid has a higher PH than Hydrochloric acid?

Ethanoic acid is a weak acid, HCL is a strong acid. This is because Ethanoic acid doesn't fully dissociate in solution where as HCL does.

JN
Answered by Jack N. Chemistry tutor
18537 Views

Balance the equation for the reaction of sodium hydroxide with sulphuric acid.

H2SO4 + NaOH --> Na2SO4 + H2OWrite out all the elements involved, and how many times they appear on each side.H 3:2,S 1:1,O 5:5,Na 1:2.Start by ma...

LB
Answered by Louise B. Chemistry tutor
12278 Views

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