a) True b) False Answer: b Explanation: The given statement is false. Semichemical pulping combines chemical and mechanical ...
View QuestionSeveral pulping processes are based on the use of sulfur dioxide as the essential component of the pulping liquor.
a) True b) False Answer: a Explanation: The given statement is true. Several pulping processes are based on ...
View QuestionWhich of the following methods is mostly used for making glassine?
a) Soda process b) Kraft process c) Semichemical process d) Sulphite process Answer: d Explanation: Sulphite ...
View Question‘Dissolving pulp” is obtained by which of the following methods?
a) Semichemical process b) Sulphite process c) Kraft process d) Soda process Answer: b Explanation: ‘Dissolving pulp” ...
View QuestionKraft Process was developed in the year _____
a) 1750 b) 1850 c) 1879 d) 1995 Answer: c Explanation: In 1879, German chemist Carl ...
View QuestionThe soda process consisted of boiling wood _____ in sodium hydroxide liquor.
a) 1%–2% b) 3%–5% c) 2%–3% d) 4%–6% Answer: d Explanation: The soda process consisted of boiling ...
View QuestionWhich of the following was the first alkaline process to be developed?
a) Soda process b) Sulphate process c) Sulphite process d) Kraft process Answer: a Explanation: Soda ...
View QuestionWhich of the following is also known as the white liquor?
a) Sodium hydroxide and Sodium hydride b) Sodium sulphite and Sodium sulphate c) Sodium sulphate and Sodium hydroxide
View QuestionKraft process is also known as ______
a) Soda process b) Sulphate process c) Sulphite process d) Semichemical process Answer: b Explanation: Kraft ...
View QuestionChemical pulping method uses acid for the process.
a) True b) False Answer: b Explanation: The given statement is false. Chemical pulping method uses alkali ...
View Question