Answer:
option b : O₉S₁₀
Explanation:
There are some points to name a covalent compound, according to that
number of atoms numbered as
**mono for one, di - for two tri for three and so on.
the name of the atom as
**carbon as carbide, sulfur as sulfide, oxygen as oxide, foulrine as flouro etc.
So,
Formula of Nonoxide decasulfide
Now Naming of the Chemical compound
Following are the explanations of terms
- Prefix nono is used for number ''9'' denoting to the number of atom
- Oxide used for oxygen
- deca is use for number ''10'' denoting to the number of atom
- Sulfide is used for Sulfur in a compound
So keeping the above points in mind
The right answer is
Option b : O₉S₁₀
Answer:
Groups 1, 2, 13-18
Explanation:
The periodic table is divided into two broad categories: Main Group Elements and Transition Metals. The Main Group Elements include the alkali metals, alkaline earth metals, halogens, noble gases, and any groups not mentioned (see the answer).
Answer: Lithium ( 3),Calcium (20),Copper (29),Strontium (38),Potassium (19),Sodium (11)
Explanation:
The color change would only effect the appearance of the substance, so it would be a physical change.
Answer: physical change