Question

Write the Python code to insert 50 after 40 in the given Python list
list1=[10,20,30,40,60,70,80,90]

Answer 1

Explanation:

'java','c++' ... List1[4]=100. (ii) ... For e.g. is the MATRIX element is [[10,20,30],[40,50,60],[70,80,90]].

Answer 2

Answer:

good night

Explanation:

Atomic number (Z)=15=P→[Ne]3s

2

3p

3

Phosphorus belongs to 15th group

number of valence electrons 3s

2

3p

3

=5

and valency =3 in ground state.