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solve equation by oxidation number method : p4 + no3^-1 gives po4^-3 + no2 oxidation no of p4 is 0, no3^-1 is 5, po4^-3 is 5 & no2 is 4 oxidation: p4 gives 4po4^-3 increases by 20 × 1 reduction :no3^-1 gives no2 decreases by 1 × 20 p4 gives 4po4^-3 20no3^-1 gives 20no2 p4 + 16h2o gives 4po4^-3 20no3^-1 gives 20no2 + 20h2o balanced equation is p4 + 20no3^-1 + 8h+ gives 4po4^-3 + 20no2 + 4h2o

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Lesson 5 ka exercize 5.1

Posted by Parul Yadav 4 years ago (12561121)

CBSE > Class 06 > गणित

1 answers

Jayesh Kumar Sahu Jay Sahu 3 years, 11 months ago (12613394)

Hi bhai

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Precise writing of the cobbler

Posted by Rupinder Kaur 4 years ago (12256734)

ICSE & ISC > Class 07 > English

0 answers

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Precise writing

Posted by Rupinder Kaur 4 years ago (12256734)

ICSE & ISC > Class 07 > English

0 answers

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What is chemistry ?

Posted by Suman Anand 4 years ago (10464905)

Bihar Board > Class 11 > रसायन विज्ञान

2 answers

Shambhavi Kumari 3 years, 10 months ago (12836894)

Chemistry is subject that we shall learn about all chemical compound, atom,molecules,and ,ions

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Rajeev Kumar 3 years, 11 months ago (12607127)

रसायन विज्ञान की वह शाखा है जिसमें पदार्थ का सजावट और बनावट दोनों निश्चित होता है उसे रसायन कहते हैं

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Arun is a trader. While preparing his final accounts on 31st March, 2018, he made a provision for doubtful debts @ 4% of the sundry debtors amounting to Rs.42,000. During the year ended 31st March,2019 doubtful debts amounted to Rs. 3,400.

Posted by Kirti Khanna 4 years ago (2461225)

CBSE > Class 11 > Accountancy

0 answers

ANSWER

Income Tax exemption is a feature of which of these companies a. Amul B. Parle C.Hindustan d. p and g

Posted by Rishita Narvariya 4 years ago (10978703)

CBSE > Class 09 > Information Technology (402)

0 answers

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Write your own opinion on political parties?

Posted by Prince Raj 4 years ago (11650489)

CBSE > Class 09 > Social Science

1 answers

Dhruv Banjare 4 years ago (12573729)

Political parties means a hundred or thousand of people work for society , work for development of country and according to the Constitution of the Country

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12. 1

Posted by Ranveer Singh 4 years ago (12563348)

UP Board > Class 06 > गणित

2 answers

Kuldeep Kumar 2 years, 2 months ago (14887036)

Aalochn

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Ranveer Singh 3 years, 10 months ago (12563348)

3 Thank You

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What are the benefit of election in a democratic country?

Posted by Prince Raj 4 years ago (11650489)

CBSE > Class 09 > Social Science

0 answers

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Why election is nessecery in a democratic country?

Posted by Prince Raj 4 years ago (11650489)

CBSE > Class 09 > Social Science

1 answers

Anshu Kumar 4 years ago (11836940)

Because elections help people to elect their representatives .

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What are the qualification to become chief minister?

Posted by Prince Raj 4 years ago (11650489)

CBSE > Class 09 > Social Science

1 answers

K_Hushii 🍁 4 years ago (11720131)

A chief minister must be a citizen of India. Should be a member of state legislative of 25 years of age or more.

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मुहावरों एवं लोकोक्तियों में क्या अंतर कीजिए

Posted by Tricky Gamer 4 years ago (12572676)

MP Board > Class 12 > हिंदी कोर

0 answers

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Do you like only one kind of taste or different ones? Why?

Posted by Lanchenbi Moirangthem 4 years ago (12572598)

Teacher Exams > DSSSB Delhi > English Language Test

0 answers

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मैं रोज़ घूमने जाता हूँ कोनसा पक्ष है

Posted by Manmeet Singh 4 years ago (11924968)

CBSE > Class 07 > हिंदी

0 answers

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What is MYSQL?

Posted by Saurabh Pal 4 years ago (9735753)

CBSE > Class 11 > Information Technology (802)

5 answers

C.J.Ramiya Krishna 3 years, 4 months ago (10316178)

SQL is structured query language and is a relational database management system software

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Gurpreet Singh Batth 3 years, 10 months ago (5719239)

SQL stands for structured query language. It is a open source RDBMS software. It is free of cost.

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Aastha Adhikari 3 years, 11 months ago (12466204)

Mysql is an open source RDBMS software. It is free of cost. It was originally founded and developed in Sweden by David Axmark, Allan Larsson and Michael Widenius

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Sapnil Kumar Verma 3 years, 11 months ago (12433198)

My is for myself SQL stand for aesaqu Thankyou

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Tashu Singh 3 years, 11 months ago (11887989)

Mysql is a relational database management system based on structured query language

3 Thank You

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What is everyone longing roday

Posted by Archana Patel 4 years ago (12572579)

Rajasthan Board > Class 06 > English

0 answers

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Defination Immune system

Posted by Tanish Sahu 4 years ago (10334731)

CBSE > Class 09 > Science

1 answers

Robin Kumar 4 years ago (11723694)

Immune system is system which protects us from microbes which causes diseases.

1 Thank You

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A basketball court measures 20 m by 10 m. What is the area of the court

Posted by Shaurya Pratap Singh 4 years ago (12572390)

CBSE > Class 05 > Mathematics

3 answers

A.Lakshmi Prasad5A 4 years ago (10399675)

30 m2

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Chiraayu Gautam 4 years ago (10595997)

200 square metre

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Ayush Kumar 4 years ago (12570874)

200m

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in the end we see lushkoff being more indexed toh Olga rather than to sergie.do you think sergei good intentions were not recognised? explain

Posted by Jatin Agrawal 4 years ago (10027245)

CBSE > Class 09 > English Lang & Lit. (184)

1 answers

Santosh Tadingi 4 years ago (12491406)

Ghj

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How to find out watt of electric bill? And reading of unit of Electric Meter? Please Answer

Posted by Akshay Kumar 4 years ago (10323375)

CBSE > Class 09 > Science

1 answers

K_Hushii 🍁 4 years ago (11720131)

Electricity meter shows the amount of electricity that is used .so a 100-watt bulb if kept on 10 hours will consume .100×10 =1000 watt-hours =1kilowatt -hour (KWH) =1unit (on your meter).

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क्लास फोर

Posted by Reet Chandra 4 years ago (12206063)

CBSE > Class 04 > हिंदी