samiksha30 samiksha30

23-12-2020
Chemistry

contestada

how many group and periods are there in modern periodic table

Respuesta :

weirdo10191 weirdo10191

23-12-2020

In the periodic table, there are 7 periods and 18 groups.

Answer Link

jamespolson jamespolson

01-04-2021

Answer:

there is 7 periods and 18 groups

Explanation:

Answer Link

Otras preguntas

The sum of EACH interior angle measure of a regular hexagon is: A. 720 degrees B. 120 degrees

Paul is going to have the exterior of his home painted. Painting USA charges $75.00 to come out and evaluate the house plus $25.00 per hour of labor. Upscale H

what kind of molecule can experience hydrogen bonding

A tiger traveled 3.5 km, then turned around and traveled 1,250 m back toward his starting point. How many meters was he from his starting point?

Which interrogative pronoun best completes the sentence? How is the pronoun used? For __________ is your sister waiting? A. whom; object of a preposition B. who

maurice sendak won the caldecott award for his outstanding illustration

The mood of a literary work is __________. A. its hidden message B. its theme C. the main event in the work D. the feeling it evokes Please select the best answ

Mark pulled weeds from the garden for 10 more minutes than Ted. The letter p represents the number of minutes that Ted pulled weeds. Which expression shows th

Factor the GCF: −12x4y − 9x3y2 + 3x2y3

This region is thought to be the birthplace of the plow around 3000 B.C.