08. THE D- & F-BLOCK ELEMENTS
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THE d-AND f-BLOCK ELEMENTS

16160 In a reaction the ferrous \((F{e^{ + 2 }})\) iron is oxidised to ferric \((F{e^{ + 3 }})\) ion. The equivalent weight of the ion in the above reaction is equal to

1 Half of the atomic weight
2 \(1/5\) of the atomic weight
3 The atomic weight
4 Twice the atomic weight
THE d-AND f-BLOCK ELEMENTS

16161 Which of the following element has maximum density

1 \(Hg\)
2 \(Au\)
3 \(Os\)
4 \(Pb\)
THE d-AND f-BLOCK ELEMENTS

16162 Which is heaviest among the following

1 Iron
2 Copper
3 Gold
4 Silver
THE d-AND f-BLOCK ELEMENTS

16163 Transitional elements exhibit variable valencies because they release electrons from the following orbits

1 \(ns\)  orbit
2 \(ns \) and \( np\)  orbits
3 \((n -1)d\)  and \(ns\)  orbits
4 \((n -1)d\)  orbit
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THE d-AND f-BLOCK ELEMENTS

16160 In a reaction the ferrous \((F{e^{ + 2 }})\) iron is oxidised to ferric \((F{e^{ + 3 }})\) ion. The equivalent weight of the ion in the above reaction is equal to

1 Half of the atomic weight
2 \(1/5\) of the atomic weight
3 The atomic weight
4 Twice the atomic weight
THE d-AND f-BLOCK ELEMENTS

16161 Which of the following element has maximum density

1 \(Hg\)
2 \(Au\)
3 \(Os\)
4 \(Pb\)
THE d-AND f-BLOCK ELEMENTS

16162 Which is heaviest among the following

1 Iron
2 Copper
3 Gold
4 Silver
THE d-AND f-BLOCK ELEMENTS

16163 Transitional elements exhibit variable valencies because they release electrons from the following orbits

1 \(ns\)  orbit
2 \(ns \) and \( np\)  orbits
3 \((n -1)d\)  and \(ns\)  orbits
4 \((n -1)d\)  orbit
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THE d-AND f-BLOCK ELEMENTS

16160 In a reaction the ferrous \((F{e^{ + 2 }})\) iron is oxidised to ferric \((F{e^{ + 3 }})\) ion. The equivalent weight of the ion in the above reaction is equal to

1 Half of the atomic weight
2 \(1/5\) of the atomic weight
3 The atomic weight
4 Twice the atomic weight
THE d-AND f-BLOCK ELEMENTS

16161 Which of the following element has maximum density

1 \(Hg\)
2 \(Au\)
3 \(Os\)
4 \(Pb\)
THE d-AND f-BLOCK ELEMENTS

16162 Which is heaviest among the following

1 Iron
2 Copper
3 Gold
4 Silver
THE d-AND f-BLOCK ELEMENTS

16163 Transitional elements exhibit variable valencies because they release electrons from the following orbits

1 \(ns\)  orbit
2 \(ns \) and \( np\)  orbits
3 \((n -1)d\)  and \(ns\)  orbits
4 \((n -1)d\)  orbit
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THE d-AND f-BLOCK ELEMENTS

16160 In a reaction the ferrous \((F{e^{ + 2 }})\) iron is oxidised to ferric \((F{e^{ + 3 }})\) ion. The equivalent weight of the ion in the above reaction is equal to

1 Half of the atomic weight
2 \(1/5\) of the atomic weight
3 The atomic weight
4 Twice the atomic weight
THE d-AND f-BLOCK ELEMENTS

16161 Which of the following element has maximum density

1 \(Hg\)
2 \(Au\)
3 \(Os\)
4 \(Pb\)
THE d-AND f-BLOCK ELEMENTS

16162 Which is heaviest among the following

1 Iron
2 Copper
3 Gold
4 Silver
THE d-AND f-BLOCK ELEMENTS

16163 Transitional elements exhibit variable valencies because they release electrons from the following orbits

1 \(ns\)  orbit
2 \(ns \) and \( np\)  orbits
3 \((n -1)d\)  and \(ns\)  orbits
4 \((n -1)d\)  orbit
For More Updates join with Us