D and F Block Elements-Transition Elements [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry]: Questions 44 - 50 of 104
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Question 44
Appeared in Year: 2014
Question MCQ▾
The correct statement (s) regarding the binary transition metal carbonyl compound is (are) Atomic numbers (CSIR December)
Choices
Choice (4) | Response | |
---|---|---|
a. | Metal-carbon bond strengthens when the oxidation state of the metal is lowered. | |
b. | These are predominantly low spin in nature | |
c. | The carbonyl bond weakens when the oxidation state of the metal is increased. | |
d. | Both a. and b. are correct |
Question 45
Question 46
Question MCQ▾
Which forms interstitial compounds?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. | All a., b. and c. are correct |
Question 47
Question 48
Question 49
Question MCQ▾
Which of the following element has maximum first ionization potential?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. | V |
Question 50
Question MCQ▾
Which one of the following statements are not correct?
Choices
Choice (4) | Response | |
---|---|---|
a. | On boiling a solution having , and ions we get a precipitate of | |
b. | Manganese salts give violet on borax bead test in the reducing flame. | |
c. | From a mixed precipitate of and ammonia solution dissolves only . | |
d. | Ferric ions give a deep green precipitate on adding potassium ferrocyanide solution. |