Answer:
On the periodic table, each column is called a group. So, the answer is D. groups.
Explanation:
A) is incorrect because the rows on the periodic table are called periods.
B) is incorrect because the elements are what is organized on the periodic table.
C) is incorrect because the periods are the rows on the periodic table.
D) is the correct answer because the columns on the periodic table are called groups.
Hope that helps!! Please give me brainliest because I need 3 more brainliest to become an Expert!!
- Telleurium ( Te) is the chemical symbol
- electron is 52,
- there are 2 electron in 5s
Answer:
no the answer is oxidation
The answer is D. The rules states that every orbital on every sub level must be occupied before any can be double occupied.
Answer:
Explanation:
Hello,
In this case, since we are talking about a chemical reaction in which a compound having nitrogen and chlorine is decomposed into chlorine and nitrogen, we must remember that the law of conservation of mass must be obeyed, for that reason, we notice that the mass of the whole reactants must equal the mass of the whole products, as shown below:
Next, we know there is only one single reactant and products are constituted by both chlorine and nitrogen:
In such a way, we can compute the mass of nitrogen as shown below:
Best regards.
