- 1(current)
Q. No.Incorrect statement about metal is:
1. Metals can donate electrons.
2. Metals form ionic compounds.
3. Metals are more electronegative.
4. Metals have less ionization energy.
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The correct order of metallic character of elements B, Al, Mg and K is :
| 1. | B > Al > Mg > K
|
2. | Al > Mg > B > K
|
| 3. | Mg > Al > K > B
|
4. | K > Mg > Al > B |
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In terms of increasing non-metallic character, which of the following is the
correct order for the elements N, P, O, and S?
1. P < S < N < O
2. O < S < N < P
3. O < N < S < P
4. N < S < O < P
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| 1. | Mg2X3 | 2. | MgX2 |
| 3. | Mg2X | 4. | Mg3X2 |
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The correct order among the following options is:
1. F > N > C > Si > Ga - Non-metallic character
2. F > O> Cl >N - Oxidising property
3. C < Si > P > N - Electron affinity value
4. All of the above
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The order of basic character of given oxides is:
1. Na2O > MgO > Al2O3 > CuO
2. MgO > Al2O3 > CuO > Na2O
3. Al2O3 > MgO > CuO > Na2O
4. CuO > Na2O > MgO > Al2O3
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Determine the formula of the stable binary compound that would be formed by an element having atomic number 71 and fluorine:
1. LuF6
2. LuF2
3. LuF3
4. LuF4
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What is the correct order of non-metallic character for the elements B, C, N, F, and Si?
| 1. | B > C > Si > N > F | 2. | Si > C > B > N > F |
| 3. | F > N > C > B > Si | 4. | F > N > C > Si > B |
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- 1(current)
Q. No.
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