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Hydrogen Bonding

Versene is a ...

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Versene is a chealting agent having chemical formula C2H4N2(C2H2O2aNa).If each mole of mole this compound could bind 1 mole of Ca+ 2 then the rating of pure versene exprresed as mg of CaCO3 bound per g of chelating agent

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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. 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

{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. Three different compounds (

A, B

C

) are known to have the empirical formula,

C r C l_{3} \cdot 6 H_{2} O (X)

. When it is exposed to a dehydrating agent,

A

loses 2 moles of water per mole of the compound

(X)

B

loses 1 mole of water and compounds

C

loses no water. Then which is most conducting in aqueous solution?

Q. Fill in the blanks using the given data:
The formula of calcium oxide is

C a O

. The atomic mass of

C a

40

16

12

1

C a

1

mole of oxygen atom ( ___g) combine to form _____mole of

C a O

1

C a

1

C

3

moles of oxygen atom( ___g) combine to form

1 m o l e

C a C O_{3}

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?

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