A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
V PUBLICATION-THE p - BLOCK ELEMENTS-QUESTION BANK
- Pyrosilicates are the silicates in which two tetrahedral units are lin...
Text Solution
|
- A l^(3+)' is not isoelectronic with (1)Ne (2)Na^+ (3)F^- (4)Ca^2+
Text Solution
|
- Which one of the following elements has the highest melting point? (1)...
Text Solution
|
- Orthoboric acid, H3BO3 is a
Text Solution
|
- The hybridisation of boron in 'B F3' and 'BF4' respectively is sp^2, s...
Text Solution
|
- Amorphous form of silica is : tridynite, cristobalite, fumed silica, ...
Text Solution
|
- In silicon dioxide : each siliçon atom is surrunded by four oxygen ato...
Text Solution
|
- Carborundum is
Text Solution
|
- Which of the following statement about boric acid is false. : It acts ...
Text Solution
|
- Which of the following statement about boric acid is false. : It acts ...
Text Solution
|
- Boron trioxide can be reduced with........to get boron Carbon Hydroge...
Text Solution
|
- When boron burns in air it forms:
Text Solution
|
- Which compound among the following is an antiseptic? BCl3' H3 BO3' B...
Text Solution
|
- The boron compound which is formed whena solution of borax is acidifie...
Text Solution
|
- Which of the following shows a tendency of dimerisation:?BCl3 BF3 BB...
Text Solution
|
- Which of the following is untrue regarding BF3 ? It is a Lewis acid , ...
Text Solution
|
- Hardest compound of boron is
Text Solution
|
- Which of the following is an acid anhydride.
Text Solution
|
- Producer gas is a mixture of
Text Solution
|
- Which is supposed to be the purest form of carbon? Fullerence Charcoa...
Text Solution
|