HSC Science (Electronics) १२ वीं कक्षा - Maharashtra State Board Question Bank Solutions

Identify product in:

Identify product in:

Write the correct molecular formula of gypsum.

Discuss the trends in electronegativity and atomic radii for elements of group 16 17, 18. 

Write two uses of coordination compounds.

Identify the chiral molecule from the following.

CH₂OH-CO-(CHOH)₄-CH₂OH is an example of ______.

Why amines are basic in nature?

Among the following vinylic halide is ______.

Write preparation of ethyl cyanide from ethyl bromide.

Write two uses of neon.

Arrange the following in the increasing order of the property mentioned:

MF, MCl, MBr, MI (ionic character)

What are ligands?

\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.

\[\ce{CH2OH - CO - (CHOH)4 - CH2OH}\] is an example of ______.

Name the following halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:

\[\ce{CH3C(C2H5)2CH2Br}\]

Define boiling point

Define cell constant.

Conductivity of a solution is 6.23 x 10^-5  Ω^-1cm^-1 and its resistance is 13710Ω. If the electrodes are 0.7cm apart, calculate the cross-sectional area of electrode.

Why is molality of a solution independent of temperature?