mMCQ.

Navigation Menu

Step into mMCQ.

Launch mMCQ. diagnostic

Explore mMCQ.

MDCAT prepFree DiagnosticPricing & SubscribeSign in

Resources

Terms & Conditions

mMCQ.

© 2021 - 2025 mMCQ.All rights reserved.

WhatsApp
  1. Home
  3. MDCAT
  5. Chemistry
  7. S and p Block Elements
MDCAT
Chemistry
2011

Chemistry · S and p Block Elements

Work through this past-paper style MCQ, then read the full explanation. Practice more chemistry questions on mMCQ with adaptive practice and topic analytics.

Question

Sodium tetrabora e Na2B4O7.10H2O is

Options
  • A

    Colemanite

  • B

    Borax

  • C

    Diaspore

  • D

    bauxite

Explanation

The given formula, Na2B4O7.10H2O is that of borax.

The formula of colemanite is B4CaO7.

The given formula, Na2B4O7.10H2O is that of borax.

The formula of diaspore is Al203.H2O.

The formula of bauxite is Al2O3.nH2O.

Keep practising Chemistry

Take the free 2 minutes diagnostic to map weak topics, then unlock full Biology, Chemistry, Physics, English, and Logical Reasoning practice for PKR 15,000/month.

Start free diagnosticExplore MDCAT

Tagged under Chemistry · S and p Block Elements · 2011