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Hydrogen formulas

Master Hydrogen through 14 JEE Advanced-level formulas, systematically structured with every variable spelled out. Revise concept-wise, identify the areas where you need improvement, and focus your preparation with greater precision.

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Hydrogen, every formula

14 formulas, typeset and free. Print it, or keep it open beside your practice.

Position of hydrogen
$resembles both group 1 and group 17$
Q1MCQPosition
Hydrogen resembles elements of:
- A
  both group 1 and group 17
- B
  only group 1
- C
  only group 18
- D
  the $d$-block
Isotopes
$protium, deuterium, tritium$
Q1MCQIsotopes
The three isotopes of hydrogen are:
- A
  protium, deuterium, tritium
- B
  ortho, para, meta
- C
  alpha, beta, gamma
- D
  H, He, Li
Ortho/para hydrogen
$differ in nuclear spin$
Q1MCQOrtho/para
Ortho and para hydrogen differ in:
- A
  nuclear spin
- B
  mass
- C
  charge
- D
  electron count
Types of hydrides
$ionic, covalent, metallic$
Q1MCQHydrides
Which is a type of hydride?
- A
  ionic hydride
- B
  noble hydride
- C
  aromatic hydride
- D
  radioactive hydride
Water hardness (temporary)
$bicarbonates of Ca/Mg$
Q1MCQTemporary hardness
Temporary hardness of water is due to:
- A
  bicarbonates of Ca/Mg
- B
  chlorides of Ca/Mg
- C
  sulphates of Na
- D
  nitrates
Water hardness (permanent)
$chlorides/sulphates of Ca/Mg$
Q1MCQPermanent hardness
Permanent hardness is due to:
- A
  chlorides/sulphates of Ca/Mg
- B
  bicarbonates
- C
  carbonates of Na
- D
  oxides
Hydrogen peroxide structure
$open-book (non-planar)$
Q1MCQH2O2 structure
The structure of $H_2O_2$ is:
- A
  open-book (non-planar)
- B
  planar
- C
  linear
- D
  tetrahedral
H2O2 as oxidant/reductant
$acts as both$
Q1MCQH2O2 redox
Hydrogen peroxide can act as:
- A
  both oxidising and reducing agent
- B
  only oxidiser
- C
  only reducer
- D
  neither
Heavy water
$D_{2} O$
Q1MCQHeavy water
Heavy water is:
- A
  $D_2O$
- B
  $H_2O_2$
- C
  $H_2O$
- D
  $T_2O$
Preparation of dihydrogen
$metal + acid; water-gas shift$
Q1MCQDihydrogen prep
Dihydrogen can be prepared by reacting a metal with:
- A
  a dilute acid
- B
  a base only
- C
  a salt
- D
  a noble gas
Hydrogen as fuel
$high calorific value, clean$
Q1MCQH2 fuel
Hydrogen is considered a clean fuel because its combustion produces:
- A
  only water
- B
  carbon dioxide
- C
  soot
- D
  sulphur oxides
Volume strength of H2O2
$V.S. = 5.6 \times N$
Softening of water
$ion-exchange / Calgon$
Q1MCQSoftening
Hard water can be softened by:
- A
  ion-exchange resins
- B
  adding acid
- C
  heating only permanent hardness
- D
  adding chlorine
Water autoionization
$K_{w} = [H^{+}] [O H^{-}] = 1 0^{- 14}$
Q1MCQKw
The ionic product of water at $25^{\circ}$C is:
- A
  $10^{-14}$
- B
  $10^{-7}$
- C
  $10^{14}$
- D
  $1$

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Hydrogen formulas

Hydrogen, every formula

Position of hydrogen

Isotopes

Ortho/para hydrogen

Types of hydrides

Water hardness (temporary)

Water hardness (permanent)

Hydrogen peroxide structure

H2O2 as oxidant/reductant

Heavy water

Preparation of dihydrogen

Hydrogen as fuel

Volume strength of H2O2

Softening of water

Water autoionization

More JEE Advanced Chemistry formula sheets

Other ways to revise this chapter

Preparing students for India’s top institutes

Join QuestPix, Today!