Answer: Ionic or electrovalent bond
 
        
             
        
        
        
Shells (electrons) - located in the cloud 
nucleus- located in the center 
energy level - is determined by the electron count ( level 1 - 2 electrons
 level 2 - 8 electrons
 level 3- 18 electrons) 
 
        
        
        
c. online college and career planning resource you can  access once you take the PSAT.
Explanation:
MyRoad is an online platform where college and career planning resources can be accessed when the PSAT has been taken. 
It provides an online mentor-ship and guidance for approaching the more robust college life. 
The platform allows diverse students to access useful information about their intended colleges. 
It also helps in determining career choices and a host of other resources.  
 
        
             
        
        
        
The orbital hybridization of the central carbon atom in CSe2 is sp.
In chemical bonding, atomic orbitals may be combined to form appropriate hybrid orbitals suitable for bonding. The orbitals that combine during hybridization must be close enough in energy.
In the compound Cse2, carbon is the central atom bonded to two selenium atoms. The carbon atom in CSe2 is sp hybridized.
Learn more about orbital hybridization:  brainly.com/question/1869903