Versene, a chelating agent has chemical formula $C_{2} H_{4} N_{2} {(C_{2} H_{2} N_{2} N a)}_{4}$ . If each mole of this compound could bind $1$ mole of ${C a}^{2 +}$ , then the rating of pure versene expressed as mg of $C a C O_{3}$ bound per g of chelating agent is :

100 mg

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163 mg

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200 mg

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263 mg

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Solution

The correct option is D 263 mg
1 mol ${C a}^{2 +} =$ 1 mole $C a C O_{3} =$ $100$ g

Rating is mg of $C a C O_{3}$ needed per g chelating agent (molar mass = $380$ ) $= \frac{100}{380} =$ $263$ mg

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Similar questions

Q. Versene, a chelating agent has chemical formula

C_{2} H_{4} N_{2} (C_{2} H_{2} O_{2} N a)_{4}

. If each mole of this compound could bind 1 mole of

C a^{2 +}

, then the rating of pure versene expressed as mg of

C a C O_{3}

bound per g of chelating agent is:

Q. A chelating agent has two or more than two donor atoms to bind a single metal ion. Which of the following is not a chelating agent?

Q. A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent ?

A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent?
(a) Thiosulphato
(b) Oxalato
(c) Glycinato
(d) Ethane-1, 2-diamine

Q. A chelating 'agent is a chemical that catches' a metal ion (charged particle) in its 'claw'. Penicillin can remove excesses of a metal by chelation in the ailment known as Wilson's disease. The metal chelated by penicillin is ?

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Versene, a chelating agent has chemical formula C2H4N2(C2H2N2Na)4. If each mole of this compound could bind 1 mole of Ca2+, then the rating of pure versene expressed as mg of CaCO3 bound per g of chelating agent is :

The correct option is D 263 mg1 mol Ca2+=1 mole CaCO3= 100 gRating is mg of CaCO3 needed per g chelating agent (molar mass = 380)=100380= 263 mg

Versene, a chelating agent has chemical formula $C_{2} H_{4} N_{2} {(C_{2} H_{2} N_{2} N a)}_{4}$ . If each mole of this compound could bind $1$ mole of ${C a}^{2 +}$ , then the rating of pure versene expressed as mg of $C a C O_{3}$ bound per g of chelating agent is :

The correct option is D 263 mg
1 mol ${C a}^{2 +} =$ 1 mole $C a C O_{3} =$ $100$ g

Rating is mg of $C a C O_{3}$ needed per g chelating agent (molar mass = $380$ ) $= \frac{100}{380} =$ $263$ mg