The formula of Quartz is:...? Mcqs

Latest MCQs

The formula of Quartz is:...?

(A) SiO2
(B) Nacl

(C) SiO4
(D) None of these

Latest MCQs

Which gas is filled in electric bulb...?

(A) Nitrogen
(B) Oxygen

(C) Carbon dioxide
(D) None of these

Latest MCQs

Which of the following has the maximum density...?

(A) Water
(B) Ice

(C) Benzene
(D) Chloroform

Latest MCQs

اوزون لیئر کو سب سے ذیادہ نقصان کون سا مادہ کرتا ہے۔۔۔؟

(A) سلفر
(B) زنگ

(C) ہائیڈروجن
(D) کاربن

Latest MCQs

Plants exhale at night time which gas...?

(A) O2
(B) H20

(C) Co1
(D) CO2

Latest MCQs

CU is the symbol of which element of the periodic table:...?

(A) Chromium
(B) Copper

(C) Carbon
(D) None of these

Latest MCQs

Chemical formula of baking soda is ______...?

(A) Na2CO3
(B) K2CIO3

(C) Na2SO4
(D) NaHCO3

Latest MCQs

What was the deadline of Kyoto Protocol for CO₂ limit upto 5,86% from 1990s to:...?

(A) 2020
(B) 2004

(C) 2012
(D) None of these

Latest MCQs

How many neutrons in hydrogen:...?

(A) O
(B) 1

(C) 2
(D) 3

Latest MCQs

Composition of Alchemy is written by...?

(A) Ibn Al Haithem
(B) Jabir Bin Hayan

(C) Ibn Rushd
(D) Nasir Al Din

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