Chemistry-
General
Easy
Question
The valency shell of calcium contains
- 8 electrons
- 6 electrons
- 4 electrons
- 2 electrons
The correct answer is: 2 electrons
Valence shell configuration for IIA group elements is :
Related Questions to study
Chemistry-
Which of the following elements shows maximum number of different oxidation states in its compounds
Which of the following elements shows maximum number of different oxidation states in its compounds
Chemistry-General
Chemistry-
Which is the weakest base
Which is the weakest base
Chemistry-General
Chemistry-
Increasing order of acid strength of halogen acid is
Increasing order of acid strength of halogen acid is
Chemistry-General
Chemistry-
An ion which has 18 electrons in the outermost shell is
An ion which has 18 electrons in the outermost shell is
Chemistry-General
Chemistry-
On moving down the group gradually increase
On moving down the group gradually increase
Chemistry-General
Chemistry-
Which of the following electronic configurations in the outermost shell is characteristic of alkali metals
Which of the following electronic configurations in the outermost shell is characteristic of alkali metals
Chemistry-General
Chemistry-
The basis of keeping the elements in the group of a periodic table is
The basis of keeping the elements in the group of a periodic table is
Chemistry-General
Chemistry-
Which of the following elements is found in native state
Which of the following elements is found in native state
Chemistry-General
Chemistry-
The correct order of the increasing ionic character is
The correct order of the increasing ionic character is
Chemistry-General
Chemistry-
Which of the following aqueous acid is most acidic
Which of the following aqueous acid is most acidic
Chemistry-General
Chemistry-
Which of the following sequence correctly represents the decreasing acid nature of oxides
Which of the following sequence correctly represents the decreasing acid nature of oxides Chemistry-General
Chemistry-General
Chemistry-
Fluorine, chlorine, bromine and iodine are placed in the same group (17) of the periodic table, because
Fluorine, chlorine, bromine and iodine are placed in the same group (17) of the periodic table, because
Chemistry-General
Chemistry-
Oxidising action increases in halogen in the following order
Oxidising action increases in halogen in the following order
Chemistry-General
Chemistry-
Thalium shows different oxidation states because
Thalium shows different oxidation states because
Chemistry-General
Chemistry-
Out of the following elements which one do you expect to be most reactive chemically
Out of the following elements which one do you expect to be most reactive chemically
Chemistry-General
