मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Graphite cannot be classified as ______. - Chemistry

Advertisements
Advertisements

प्रश्न

Graphite cannot be classified as ______.

पर्याय

  • conducting solid

  • network solid

  • covalent solid

  • ionic solid

MCQ
रिकाम्या जागा भरा
Advertisements

उत्तर

Graphite cannot be classified as ionic solid.

Explanation:

Constituent units of graphite are carbon atoms, held together by covalent bonding in 2D network structure. Thus, it is not an ionic solid.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Solid States - Exercises [पृष्ठ ३]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
पाठ 1 Solid States
Exercises | Q I. 16. | पृष्ठ ३

संबंधित प्रश्‍न

Solid A is a very hard electrical insulator in solid as well as in molten state and melts at extremely high temperature. What type of solid is it?


What type of solids are electrical conductors, malleable and ductile?


Explain ionic solids are hard and brittle.


Graphite and diamond are ____________.


An ionic compound AxBy crystallizes in fcc type crystal structure with B ions at the centre of each face and A ion occupying corners of the cube. the correct formula of AxBy is


Assertion: monoclinic sulphur is an example of a monoclinic crystal system

Reason: for a monoclinic system, a ≠ b ≠ c and α = γ = 90°, β ≠ 90°


The ionic radii of A+ and B are 0.98 × 10−10 m and 1.81 × 10−10 m. The coordination number of each ion in AB is ______.


____________ is an example of molecular crystal.


Ionization enthalpy is lowest in ____________.


Which among the following is an example of non-polar molecule?


Which one of the following forms a molecular solid when solidified?


Which of the following is a network solid?


Which of the following is not the characteristic of ionic solids?


An excess of potassium ions makes KCl crystals appear violet or lilac in colour since:

(i) some of the anionic sites are occupied by an unpaired electron.

(ii) some of the anionic sites are occupied by a pair of electrons.

(iii) there are vacancies at some anionic sites.

(iv) F-centres are created which impart colour to the crystals.


Which of the following cannot be regarded as molecular solid?

(i) SiC (Silicon carbide)

(ii) AlN

(iii) Diamond

(iv) I2 


Who introduced the term covalent bond?


Which of the following molecules is non-polar in nature?


Among the following which is the best description of water in the solid phase?


Mention the res of the following solid:

CO2


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×