Subshells
Trending Questions
Q. Which subshell is the highest energy subshell?
- p - sub shell
- s - sub shell
- d - sub shell
- f - sub shell
Q.
The element oxygen has atomic number 8.Write its electronic configuration.How many valence electrons does it contain?What is its valency?
Q. Identify the common property amongst beryllium, magnesium and calcium in the modern periodic table.
- Same number of electrons in the atom.
- Same number of electrons in the outermost shell.
- Their atomic radii is the same.
- Same number of shells occupied by the electrons.
Q.
Which subshell is common to all shells ?
Q. Which element has twice as many electrons in its second shell as in its first shell?
- Carbon
- Oxygen
- Nitrogen
- Argon
Q. In Electronic configuration III self-contained 8 electrons but not 18 electrons why
Q. Identify the element which exhibits anomalous behaviour so that it can be placed in two different groups of the periodic table.
- Hydrogen (H)
- Gold (Au)
- Helium (He)
- Carbon (C)
Q. Total number of electrons that every sub shell can hold is given correctly by:
- s = 2, p = 6, d = 5 and f = 14
- s = 2, p = 6, d = 7 and f = 10
- s = 2, p = 3, d = 5 and f = 14
- s = 2, p = 6, d = 10 and f = 14
Q. All the elements in a group have same:
- mass number
- number of shells
- number of valence electrons
- atomic radius
Q. The shell or energy level having a maximum of 8 electrons
Q. All the elements in the same group of the modern periodic table have the same number of valence electrons.
- True
- False
Q. Elements of a group have similar chemical properties.
- True
- False
Q. All the elements in the same group of the modern periodic table have the same number of valence electrons.
- True
- False
Q. All the elements in a group have same:
- mass number
- number of shells
- number of valence electrons
- atomic radius
Q.
Which among the given elements have similar chemical properties, as an atom of an element 'X' with an electronic configuration of 2, 8, 5?
F (9)
Na (11)
N (7)
Ar (18)
