Practice — Formative Reinforcement Topics — StudyLoop

Skip to content

1 / 25

Saving locally as Guest on this device.

Question 1

Flag this question

What should we review?

cbse-science-10.formative-reinforcement.tf-1.mc.001

Issue type

Answer or solution is wrongMath or LaTeX is brokenFigure is incorrect or unclearQuestion wording is unclearFormatting or layout is brokenExam or syllabus mismatchOther issue

Details (optional)

Email (optional)

Website

The current page address, technical context, selected issue type, and any details or email you enter are sent with this report. Your StudyLoop profile and answers are not sent.

Elements

X

,

Y

and

Z

have atomic numbers

3

,

11

and

19

. The best reason they show similar chemical properties is that they

Choose an answerA.have consecutive atomic massesB.have one electron in the outermost shellC.all have completely filled outer shellsD.belong to the same period

Please provide feedback

Tell us what would make StudyLoop better.

Feedback type

Something is brokenContent qualityNavigation or usabilityAccessibilitySuggestion or requestSomething I likedOther feedback

Details

Email (optional)

Website

The current page address, technical context, selected issue type, and any details or email you enter are sent with this report. Your StudyLoop profile and answers are not sent.