The relative abundance of dissolved salts in seawater in descending order is as follows

chlorine, sodium, sulphate, magnesium, calcium, potassium

sodium, chlorine, magnesium, potassium, sulphate, calcium

chlorine, magnesium, calcium, sodium, potassium, sulphate

chlorine, sodium, magnesium, calcium, potassium, sulphate

Correct Answer : chlorine, sodium, sulphate, magnesium, calcium, potassium

Published On : June 28, 2020

Recent Updates in Chemistry - General Knowledge Questions

Q .

Freons cause great environmental damage. They are

Mixed chlorofluoro-hydrocarbons

Mixed sulphur gases

Mixed carbon gases

Free gases

Correct Answer : Mixed chlorofluoro-hydrocarbons

Published On : June 12, 2021

Category : Chemistry

Q .

When ants bite, they inject

Stearic acid

Formic acid

Methanol

Glacial acetic acid

Correct Answer : Formic acid

Published On : June 12, 2021

Category : Chemistry

Q .

The cycling of elements in an ecosystem is called

Chemical cycles

Geological cycles

Geochemical cycles

Biogeochemical cycles

Correct Answer : Biogeochemical cycles

The biogenetic nutrients are essential elements required by organisms for their body-building and metabolism which are provided by earth and returned to earth after the death of organisms and/or through excreta of animals. So, the correct answer is 'Biogeochemical cycle'

Published On : June 12, 2021

Category : Chemistry