Question : From which Latin word is the s-block element calcium derived?
Option 1: Calx
Option 2: Calum
Option 3: Coleus
Option 4: Calcio
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Correct Answer: Calx
Solution : The correct answer is Calx.
The name "calcium" is derived from the Latin word "calx," which means "lime." This is because calcium compounds, such as calcium oxide (quicklime) and calcium carbonate (limestone), have been known and used by humans for thousands of years.
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Question : The word Manuscripts derived from which of the following languages?
Option 1: Latin
Option 2: Prakrit
Option 3: Sanskrit
Option 4: Greek
Question : Calcium salt used as fertilizer is
Option 1: Calcium Carbide
Option 2: Calcium Carbonate
Option 3: Calcium Cyanide
Option 4: Calcium Sulphate
Question : The chemical that is used to ripen mangoes is
Option 1: calcium sulphide
Option 2: calcium carbide
Option 3: calcium carbonate
Option 4: calcium chloride
Question : The element absorbed both in cation and anion form is
Option 1: Sulphur
Option 2: Nitrogen
Option 3: Calcium
Option 4: Phosphorus
Question : Limestone, chalk and marble are different forms of ______.
Option 1: Calcium Phosphate
Option 2: Calcium Hydroxide
Option 3: Calcium Oxide
Option 4: Calcium Carbonate
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