Correct answer
D. 2e
Explanation
2e is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Alkanes are also known as________________?
Shielding effect across the period_________________?
Ozonolysis of benzene produces___________________?
The degree of dissociation of week electrolyte increases as________________?
When an electron is moving with velocity of 2.188 x 106 ms-1 in the first orbit of Bohrs model of hydrogen. The de Broglie wavelength of electron is______________?
A substance is analyzed and found to have an emperical formula of CH2 and a molar mass of 56g/mole. What is the molecular formula of the compound?