For alkali metals, which one of the following trends is incorrect ?
Which of the following property of alkali metals/alkali metal salt increase with increase in atomic number ?
Following statements regarding the periodic trends of chemical reactivity of the alkali metals and the halogens are given. Which of these statements gives the correct picture: A)In alkali metals the reactivity increases but in the halogens it decreases with increase in atomic number down the group B)The reactivity decreases in the alkali metals but increases in the halogens with increases in atomic number down the group. C)In both the alkali metals and the halogen the chemical reactivity decreases with increases in atomic number down the group D)Chemical reactivity increases with increases in atomic number down the group in both the alkali metals and halogens.
Which of the following properties of elements of alkaline earth metal does not increase with increasing atomic number ?
Which of the following properties of the elements chlorine, bromine and iodine increase with increasing atomic number?
Which of the following properties of halogens increase with increasing atomic number? (I) Ionization energy (II) Ionic radius (III) Bond energy of the X_(2) molecule (IV) Enthalpy of vaporisation
Why ease to liquefy noble gases increases with increase in atomic number?
Which of the following is arranged in order of increasing metallic character?
Which of the following properties of the elements of group II (alkali earth metals) increase (s) with increasing atomic number?
The electropositive character of alkali metals decreases with an increase in atomic number. True or False
