HSC Science (Computer Science) 12th Standard Board Exam - Maharashtra State Board Question Bank Solutions for Chemistry

In case of weak electrolyte the graph Λ vs `sqrt"c"` is _______.

Write IUPAC name of Phthaldehyde?

The molar conductivity and conductivity of AgNO₃ solution is 121.4 Ω^–1 cm² mol^–1 and 2.428 × 10^–3 Ω^–1 cm^–1 at 25 °C. What is molar concentration of AgNO₃ solution?

Give SI unit of resistivity.

Write the number of products when a mixture of ethanal and propanal is reacted with dilute alkali?

Write an equation that shows the relationship between molar conductivity and degree of dissociation of weak electrolyte.

Write applications of Kohlrausch’s Law.

Write three important steps required to determine molar conductivity.

Calculate molar conductivities at zero concentration for CaCl₂ and NaCl.

Given: molar ionic conductivities of Ca²⁺, Cl^–, Na⁺ ions are respectively, 104, 76.4, 50.1 Ω–1 cm^–2 mol^–1

Write relation between electrolytic conductivity and molar conductivity.

Write the IUPAC name of mesityl oxide.

What is the action of following reagents on acetaldehyde?

Acidified potassium dichromate

The following amines is the product of Gabriel phthalimide synthesis.

Mendius reaction is used to convert _____________

Name the process of breaking C-X bond by ammonia in preparation of amines.

Write the number of moles of ethanoyl chloride required for complete acylation of N, N-dimethylaniline.

Write the order of reactivity of alkyl halides with ammonia.

In chlorous acid, oxidation state of chlorine is _______.

What is the action of nitrous acid on the following compounds?

Isopropyl amine

Write reactions to bring about the following conversions.

Acetamide to Ethylamine