The most volatile halogen acid is
1. HF
2. HCl
3. HBr
4. HI
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Which of the following structure is most expected for the molecule XeOF4 ?
1. Tetrahedral
2. Square pyramid
3. Square planar
4. Octahedral
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The number of linkages in and are respectively -
1. 6,6
2. 6, 8
3. 8, 6
4. 8, 8
Incorrect order among the following is:
1. | F2 > Cl2 > Br2 > I2 | Oxidising power |
2. | F < Cl > Br > I | Electron gain enthalpy |
3. | F2 > Cl2 > Br2 > I2 | Bond dissociation energy |
4. | F> Cl > Br > I | Electronegativity |
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Most basic oxide is
1. N2O3
2. N2O5
3. Bi2O5
4. Bi2O3
Column I | Column II | ||
(a) | XX’ | (i) | T-shape |
(b) | XX’3 | (ii) | Pentagonal bipyramidal |
(c) | XX’5 | (iii) | Linear |
(d) | XX’7 | (iv) | Square Pyramidal |
(v) | Tetrahedral |
Options: | (a) | (b) | (c) | (d) |
1. | (iii) | (i) | (iv) | (ii) |
2. | (v) | (iv) | (iii) | (ii) |
3. | (iv) | (iii) | (ii) | (i) |
4. | (iii) | (iv) | (i) | (ii) |
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Hot concentrated sulphuric acid is a moderately strong oxidizing agent. Which of the following reaction does not show - oxidising behaviour?
1.
2.
3.
4.
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