State True or False for the following statements:
$(1)$ Fullerene has $20$ rings of $6$ members and $12$ rings of $5$ members.
$(2)$ $CO$ is neutral while $CO_2$ is acidic.
$(3)$ Boron fibres are used in making light composite material for aircraft.
$(4)$ When borax is heated in a Bunsen burner flame with $CoO$ on a loop of platinum wire,a yellow coloured $Co(BO_2)_2$ bead is formed.
$(1)$ Fullerene has $20$ rings of $6$ members and $12$ rings of $5$ members.
$(2)$ $CO$ is neutral while $CO_2$ is acidic.
$(3)$ Boron fibres are used in making light composite material for aircraft.
$(4)$ When borax is heated in a Bunsen burner flame with $CoO$ on a loop of platinum wire,a yellow coloured $Co(BO_2)_2$ bead is formed.
(A) Statement $(1)$ is True (Fullerene $C_{60}$ consists of $20$ hexagons and $12$ pentagons).
Statement $(2)$ is True ($CO$ is a neutral oxide,whereas $CO_2$ is an acidic oxide).
Statement $(3)$ is True (Boron fibres are used in high-strength,lightweight composite materials).
Statement $(4)$ is False (The bead formed with $CoO$ in the borax bead test is blue in colour,not yellow).
Statement $(2)$ is True ($CO$ is a neutral oxide,whereas $CO_2$ is an acidic oxide).
Statement $(3)$ is True (Boron fibres are used in high-strength,lightweight composite materials).
Statement $(4)$ is False (The bead formed with $CoO$ in the borax bead test is blue in colour,not yellow).
Explore More
Similar Questions
Which of the following elements does not form a monoxide?
Medium
View SolutionIdentify $B$ in the following reaction:
$H_4SiO_4$ $\xrightarrow[{-H_2O}]{1000^{\circ}C} A$ $\xrightarrow[\Delta]{Carbon} B + CO$
$H_4SiO_4$ $\xrightarrow[{-H_2O}]{1000^{\circ}C} A$ $\xrightarrow[\Delta]{Carbon} B + CO$
Explain the difference in properties of diamond and graphite on the basis of their structures.
Medium
View SolutionDiscuss the preparation and properties of silicones.
Difficult
View SolutionGive uses of $CO_{2}$.
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo