The basic structural unit of silicates is-

1. \( \mathrm{SiO}_4{}^{4-}\) 2. \(\left(\mathrm{SiO}_3\right)^{2-} \)
3. \(\mathrm{SiO}_4{ }^{2-} \) 4. \(\mathrm{SiO}^{-}\)

Subtopic:  Carbon Family - Preparations, Properties & Uses |
 79%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

A compound among the following that is not a monomer for a high molecular mass silicone polymer is-

1. Me3SiCl

2. PhSiCl3

3. MeSiCl3

4. Me2SiCl2

Subtopic:  Properties of Structure of SiO2 & Other Compounds |
 61%
From NCERT
Please attempt this question first.
Hints
Links
Please attempt this question first.

Aluminium reacts with concentrated HCl and concentrated NaOH to liberate which of the following gases respectively-

1. \(\mathrm{H}_2 ~\text{and} ~\mathrm{H}_2 \) 2. \(\mathrm{O}_2 ~\text{and} ~\mathrm{O}_2 \)
3. \(\mathrm{O}_2 ~\text{and} ~\mathrm{H}_2 \) 4. \(\mathrm{H}_2 ~\text{and} ~\mathrm{O}_2 \)
Subtopic:  Boron Family- Preparations, Properties & Uses |
 69%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

When silicon is boiled with caustic soda solution, the gas is evolved is-

1. O2

2. SiH4

3. H2

4. None of the above

Subtopic:  Properties of Structure of SiO2 & Other Compounds |
 70%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

An anion that cannot be formed by Boron is -

1. BF63-

2. BH4-

3. B(OH)4-

4. BO2-

Subtopic:  Compounds of Boron- Preparations, Properties & Uses |
 79%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

A compound among the following that is used in cosmetic surgery is -

1. Silica 2. Silicates
3. Silicones 4. Zeolites
Subtopic:  Properties of Structure of SiO2 & Other Compounds |
 75%
From NCERT
NEET - 2019
Please attempt this question first.
Hints
Links
Please attempt this question first.

Identify the correct statements among the following:

a. CO2(g) is used as a refrigerant for ice-cream and frozen food.

b. The structure of C60 contains twelve six-carbon rings and twenty five-carbon rings.

c. ZSM-5, a type of zeolite, is used to convert alcohol into gasoline.

d. CO is a colourless and odourless gas

1. (a) and (c) only

2. (b) and (c) only

3. (c) and (d) only

4. (a), (b) and (c) only

Subtopic:  Carbon Family - Preparations, Properties & Uses | Compounds of Carbon, Preparations, Properties & Uses |
 71%
From NCERT
NEET - 2020
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The reason behind carbon showing catenation property but lead does not is:

1. Due to the smaller size of C than that of Pb

2. Due to the smaller size of Pb than that of C

3. Due to the smaller ionization energy of C than that of Pb

4. Due to the inert pair effect

Subtopic:  Carbon Family - Preparations, Properties & Uses |
 72%
From NCERT
Please attempt this question first.
Hints
Links
Please attempt this question first.

B2H6 can't be prepared by -

1. NaBH4  + I2 

2. BF3  + NaH 

3. B3N3H6  + H2O 

4. Mg3B2 + dil HCl

Subtopic:  Compounds of Boron- Preparations, Properties & Uses |
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh


\(\mathrm{Al}_2 \mathrm{O}_3\) reacts with-

1. Only water 2. Only acids
3. Only alkalis 4. Both acids and alkalis
Subtopic:  Boron Family- Preparations, Properties & Uses |
 89%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh