- 1(current)
Q. No.Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
In the light of the above statements, choose the most appropriate answer from the options given below:
| Assertion (A): | Lithium and beryllium unlike their other respective group members form compounds with pronounced ionic character |
| Reason (R): | Lithium and Magnesium have similar properties due to a diagonal relationship |
| 1. | (A)is true but (R) is false |
| 2. | (A) is false but (R) is true |
| 3. | Both (A) and (R) are true and (R) is the correct explanation of (A) |
| 4. | Both (A) and (R) are true but (R) is not the correct explanation of (A) |
Subtopic: Â Preparations, Properties & Uses of S Block Elements |
From NCERT
NEET - 2023
Please attempt this question first.
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Please attempt this question first.
Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Statement-I is correct but Statement-II is false.
2. Statement-I is incorrect but Statement-II is true.
3. Both Statement-I and Statement-II are true.
4. Both Statement-I and Statement-II are false.
| I: | Hydrated chlorides and bromides of Ca, Sr and Ba on heating undergo hydrolysis. |
| II: | Hydrated chlorides and bromides of Be and Mg on heating dehydration. |
In the light of the above statements, choose the correct answer from the options given below:
1. Statement-I is correct but Statement-II is false.
2. Statement-I is incorrect but Statement-II is true.
3. Both Statement-I and Statement-II are true.
4. Both Statement-I and Statement-II are false.
Subtopic: Â Preparations, Properties & Uses of S Block Elements |
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.
Match List-I with List-II.
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (a) | Li | (i) | absorbent for carbon dioxide |
| (b) | Na | (ii) | electrochemical cells |
| (c) | KOH | (iii) | coolant in fast breeder reactors |
| (d) | Cs | (iv) | photoelectric cell |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (i) | (iv) |
| 2. | (iv) | (i) | (iii) | (ii) |
| 3. | (iii) | (iv) | (ii) | (i) |
| 4. | (i) | (iii) | (iv) | (ii) |
Subtopic: Â Preparations, Properties & Uses of S Block Elements |
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From NCERT
NEET - 2022
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
- 1(current)
Q. No.
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