[Answered] A horizontal row in the modern periodic table is called a A) period. B) group. C) branch. D) ...

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Author Question: A horizontal row in the modern periodic table is called a A) period. B) group. C) branch. D) ... (Read 80 times)

xroflmao

Hero Member
Posts: 515

on: Aug 27, 2018

A horizontal row in the modern periodic table is called a

A) period.
B) group.
C) branch.
D) valence.

Question 2

Which of the following half-lives is the most stable for an isotope?

A) 0.015 hr
B) 0.92 min
C) 56 s
D) 72 s

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wuly

Sr. Member
Posts: 327

Reply #1 on: Aug 27, 2018

Answer to Question 1

A

Answer to Question 2

D

xroflmao

Hero Member
Posts: 515

Reply #2 on: Aug 27, 2018

wuly

Sr. Member
Posts: 327

Reply #3 on: Aug 27, 2018

You're welcome

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