Question

Fire altars that indicate the practice of
religious sacrifices have been found at the
sites of
and​

Answer 1

Answer:

Amri and Kalibangan and Lothal

Answer 2

Answer:

Explanation:

______________________________________________________________________

\text{\huge\underline{\red{Question:-}}}

Question:-

:\Longrightarrow⟹ The atomic number of an element ‘X’ is 13 and its mass number is 27. Answer the following questions based on the element.

a) Write the electronic configuration

b) Locate the group and period of the element in the periodic table.

c) Identify its nature and valency.

\text{\huge\underline{\orange{Given:-}}}

Given:-

:\Longrightarrow⟹ The atomic number of an element ‘X’ is 13 and its mass number is 27. Answer the following questions based on the element.

\text{\huge\underline{\green{To\ find:-}}}

To find:-

:\Longrightarrow⟹ ● Electronic configuration.

:\Longrightarrow⟹ ● Group and period.

:\Longrightarrow⟹ ● Nature and valency.

\text{\huge\underline{\purple{Solution:-}}}

Solution:-

● \mathrm\blue{Electronic\ configuration\ of\ _{13}X²⁷}Electronic configuration of

13

X²⁷ ;

1s²2s²2p⁶3s²3p¹ or [Ne] 3s²3p¹ .

● \mathrm\blue{Group\ :\ 13.}Group : 13.

● \mathrm\blue{Periods\ :\ 2.}Periods : 2.

● \mathrm\blue{Valency\ :\ 3.}Valency : 3.

\text{\huge\underline{\bf{Hence,\ Verified}}}

Hence, Verified

______________________________________________________________________