Answer:
The atomic number or proton number of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus.
Explanation:
 
        
             
        
        
        
The small particles of rock or the remains of living things that make up sedimentary rocks are called cement<span>.</span>
        
             
        
        
        
Glucose and oxygen!!!
CO2 + Water in the presence of sunlight results in glucose + oxygen
        
                    
             
        
        
        
Question 2 is false because it is always opposite.
Question 3 Ionic charge in which valence electrons are lost from one atom and gained by another one hoped it helped.