Q. Permanent dipole-dipole forces are present between two

View solution

Q. The strength of an atom to attract electrons increases with the increase in

View solution

Q. The bombardment of X-rays on molecules and measuring energy of electrons (e⁻) is done by method

View solution

Q. The degree of the polarity of a molecule is measured as

View solution

Q. A rigid lattice with more open arrangement of molecules is found in

View solution

Q. Reactions are started by attacking on electrically charged end of polar molecule by

View solution

Q. When the pair of electrons (e⁻) is equally shared due to same electronegativity between atoms, the covalent bond is

View solution

Q. A needle float on water, upon adding detergent to water needle will

View solution

Q. The order of electronegativity in Br₂, Cl₂, N₂, O₂, F₂ is

View solution

Q. If one end of a molecule attains more negative charge for a short moment a temporary set up is formed called

View solution

Q. Due to extensive hydrogen bonding, water has higher

View solution

Q. Molecules which have permanent dipole are known as

View solution

Q. At room temperature, Butane (C₄H₁₀) is

View solution

Q. Solids are mostly denser than

View solution

Q. In ethane C₂H₄, the C-C form a

View solution

Q. A single π-bond can be drawn as a

View solution

Q. A sigma bond (σ-bond) is formed when

View solution

Q. In ethane, C₂H₄

View solution

Q. Two clouds of electrons in a π-bond represent

View solution

Q. In C₂H₆, all the bonds are

View solution