Challenger Logo

Challenger App

Get it on Google PlayGet it on App Store
App Logo

No.1 PSC Learning App

★
★
★
★
★
1M+ Downloads
Get App
The most common element on the earth's crust by mass :

AFermium

BIron

CNitogen

DOxygen

Answer:

D. Oxygen

Related Questions:

Of the following which one is not an Allotrope of Carbon?
അന്തരീക്ഷ വായുവിൽ ഏറ്റവും കൂടുതൽ കാണപ്പെടുന്ന രണ്ടാമത്തെ മൂലകം :
The method used to purify sulphide ores is
Which of the following chemical elements is not a halogen?
Which was the first element that was made artificially?