Boron and Carbon FamilyHard
Question
Which of the following statements are wrong ?
Options
A.1.6 g of a hydrocarbon on combustion in excess of oxygen produces 1.2 of CO2 and 0.4 of H2O. The data illustrates the law of conservation of mass.
B.The product of atomic mass and specific heat of any elements is a constant and is approximately 6.4. This is known as Dulong Petit′s law
C.The atomic masses of the elements are usually fractional because they are mixtures of allotropes.
D.The best standard of atomic mass is hydrogen -1.008.
More Boron and Carbon Family Questions
The stability of dihalides of Si, Ge, Sn and Pb increases steadily in the sequence...In silicon dioxide...In A+B- ionic compound radii of A+ and B- ions are 180 pm and 187 pm respectively. The crystal structure of this compoun...Which of the following reaction(s) will have final product as hydrocarbon -...If the unit cell of a mineral has cubic close packed (ccp) array of oxygen atoms with m fraction of octahedral holes occ...