Answer:
I just guessed it out to be 3
Answer:
An atom of titanium has fewer protons than an atom of vanadium but more protons than an atom of scandium.
Explanation:
I was given this answer from the teacher
Answer: c. +4
Explanation:
For formation of a neutral ionic compound, the charges on cation and anion must be balanced. The cation is formed by loss of electrons by metals and anions are formed by gain of electrons by non metals.




Here manganese is having an oxidation state of +4 called as cation and oxygen forms an anion with oxidation state of -2. Thus they combine and their oxidation states are exchanged to give
which written in simplest whole number ratios to give neutral 
Answer:
it is burning of dry leaves in the garden