A. It may be the first state of matter
B. It is not a phase transition
C. It is a conductor of electricity
D. All of the above
Related Mcqs:
- Which of the following statements about isotopes is correct ?
A. Isotopes with odd atomic number are abundant
B. Isotopes with odd atomic number and even mass number are abundant
C. Isotopes with even atomic number and even mass number are abundant
D. Isotopes with even atomic number and odd mass no are abundant - Which of the following statements is wrong about isotopes ?
A. they possess different mass number
B. they possess different physical properties
C. they possess same chemical properties
D. they possess different position in the periodic table - Which of the following statements is incorrect about fluorine_______________?
A. fluorine is restricted to -1 oxidation state
B. fluorine follows octet rule and as well as extended octet rule
C. fluorine has lowest dissociation energy among the halogens
D. both B and C - Which of the following statements is incorrect about halogens ?
A. All are non-metals
B. All the halogens have electronic conviguration ns2p5
C. They have high electron attinity and ionization energy
D. All the halogens react with noble gases to form their halides - Which of the following statements is false about transition metals?
A. They form complexes
B. They show variable valency
C. All transition metal compounds are paramagnetic
D. They form coloured ionsSubmitted by: Muhammad Ali Kunbhar
- In the van der Waals equation (P + n2a / v2) (v – nb) = nRT which of the following statement is not true ?
A. n2a/v correct for the intermolecular forces.
B. nb correct for the volume occupied by gas molecules.
C. at high densities the equation reduces to the ideal gas law
D. all of the above statements are correct. - Which of the following is true in the case of Zn-Cu cell ?
A. The flow of electrons takes place from copper to zinc
B. E0red of copper electrode is less than that of zinc electrode
C. Zinc acts as an anode and copper as cathode
D. All are correct - Which is true about Zn-Cu galvanic cell ?
A. Reduction occurs at anode
B. K+ ion transfer from salt bridge to left beaker of ZnSO4
C. Oxidation occurs at cathode
D. Anode is negatively charged - Which one is not true about cathode rays ?
A. 9.11×10-31 Kg
B. Cast shadow
C. Heat up the platinum foil
D. Cannot ionize - True increasing order of acidity of the oxides of Mn is_________________?
A. MnO < MnO2 < Mn2O7
B. Mn2O7 > MnO2 > MnO
C. MnO2 > MnO > Mn2O7
D. MnO2 > Mn2O7 > MnO
