An element having configuration 1s22s22p63s23p6 4s1 will form________________


An element having configuration 1s2 2s2 2p6 3s2 3p6 4s1 will form basic oxide.

As per the configuration, the last electron belongs to the s subshell, so it is a part of the s block, and metals always form basic oxide.

Basic oxide

Metals react with oxygen to give basic compounds of oxygen. These compounds are usually ionic in nature. Group 1, 2 and lanthanides form basic compounds of oxygen when they react with dioxygen.

Examples: M2O3, MO2, ThO2

Was this answer helpful?


0 (0)


Choose An Option That Best Describes Your Problem

Thank you. Your Feedback will Help us Serve you better.

Leave a Comment

Your Mobile number and Email id will not be published. Required fields are marked *




Free Class