Identify the product in the following reaction:
Select the correct Statements from the following :
A. Atoms of all elements are composed of two fundamental particles.
B. The mass of the electron is $$9.10939 \times 10^{-31} \mathrm{~kg}$$.
C. All the isotopes of a given elements show same chemical properties.
D. Protons and electrons are collectively known as nucleons.
E. Dalton's atomic theory, regarded the atom as an ultimate particle of matter.
Choose the correct answer from the options given below.
A compound is formed by two elements A and B. The elements B forms cubic close packed structure and atoms of A occupy $$1 / 3$$ of tetrahedral voids. If the formula of the compound is $$\mathrm{A}_{x} \mathrm{B}_{y}$$, then the value of $$x+y$$ is in option
Given below are two statements:
Statement I : A unit formed by the attachment of a base to 1' position of sugar is known as nucleoside
Statement II : When nucleoside is linked to phosphorous acid at 5' position of sugar moiety, we get nucleotide.
In the light of the above statements, choose the correct answer from the options given below: