Which of the following statements is correct?
a. | Elements of group 15 form electron deficient hydrides |
b. | All elements of group 14 form electron precise hydrides |
c. | Electron precise hydrides have tetrahedral geometries. |
d. | Electron rich hydrides can act as Lewis acids. |
Choose the correct option
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statements is correct?
a. Hydrides of group 13 act as Lewis acids
b. Hydrides of group 14 are electron deficient hydrides
c. Hydrides of group 14 act as Lewis acids
d. Hydrides of group 15 act as Lewis base
Choose the correct option
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCorrelate the items listed in Column I with those listed in Column II.
Column I | Column II |
A. Synthesis gas | 1. Na2[Na4(PO3)6 ] |
B. Heavy water | 2. Mixture of CO and H2 |
C. Calgon | 3. Prolonged electrolysis of water |
D. Salt like hydrides | 4. Stoichiometric compounds of s-block elements |
Codes
A | B | C | D | |
1. | 4 | 3 | 2 | 1 |
2. | 2 | 3 | 1 | 4 |
3. | 1 | 4 | 3 | 2 |
4. | 4 | 1 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMetal hydrides are ionic, covalent or molecular in nature. Among LiH, NaH, KH, RbH, CsH, the correct order of increasing ionic character is
1. LiH > NaH > CsH > KH > RbH
2. LiH < NaH < KH < RbH < CsH
3. RbH > CsH > NaH > KH > LiH
4. KH < NaH < RbH < LiH < CsH
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following hydrides is electron-precise hydride?
1. B2H6
2. NH3
3. H2O
4. CH4
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyElements of which of the following group(s) of periodic table do not form hydrides?
1. Groups 7, 8, 9
2. Group 13
3. Groups 15, 16, 17
4. Group 14
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe group that has hydride formed by only one member is -
1. 6
2. 7
3. 8
4. 9
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statements is/are correct?
1. Metallic hydrides are deficient in hydrogen
2. Metallic hydrides conduct heat and electricity
3. Ionic hydrides do not conduct electricity in solid-state
4. All of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology