Here's a list of 100 countries of the world along with their capitals, official languages, and currencies:
Afghanistan Capital: Kabul Language: Pashto, Dari Currency: Afghan afghani
Albania Capital: Tirana Language: Albanian Currency: Albanian lek
Algeria Capital: Algiers Language: Arabic Currency: Algerian dinar
Andorra Capital: Andorra la Vella Language: Catalan Currency: Euro
Angola Capital: Luanda Language: Portuguese Currency: Angolan kwanza
Antigua and Barbuda Capital: St. John's Language: English Currency: East Caribbean dollar
Argentina Capital: Buenos Aires Language: Spanish Currency: Argentine peso
Armenia Capital: Yerevan Language: Armenian Currency: Armenian dram
Australia Capital: Canberra Language: English Currency: Australian dollar
Austria Capital: Vienna Language: German Currency: Euro
Azerbaijan Capital: Baku Language: Azerbaijani Currency: Azerbaijani manat
Bahamas Capital: Nassau Language: English Currency: Bahamian dollar
Bahrain Capital: Manama Language: Arabic Currency: Bahraini dinar
Bangladesh Capital: Dhaka Language: Bengali Currency: Bangladeshi taka
Barbados Capital: Bridgetown Language: English Currency: Barbadian dollar
Belarus Capital: Minsk Language: Belarusian, Russian Currency: Belarusian ruble
Belgium Capital: Brussels Language: Dutch, French, German Currency: Euro
Belize Capital: Belmopan Language: English Currency: Belize dollar
Benin Capital: Porto-Novo Language: French Currency: West African CFA franc
Bhutan Capital: Thimphu Language: Dzongkha Currency: Bhutanese ngultrum
Bolivia Capital: Sucre (official), La Paz (administrative) Language: Spanish, Quechua, Aymara Currency: Bolivian boliviano
Bosnia and Herzegovina Capital: Sarajevo Language: Bosnian, Croatian, Serbian Currency: Bosnia and Herzegovina convertible mark
Botswana Capital: Gaborone Language: English, Setswana Currency: Botswana pula
Brazil Capital: Brasília Language: Portuguese Currency: Brazilian real
Brunei Capital: Bandar Seri Begawan Language: Malay Currency: Brunei dollar
Bulgaria Capital: Sofia Language: Bulgarian Currency: Bulgarian lev
Burkina Faso Capital: Ouagadougou Language: French Currency: West African CFA franc
Burundi Capital: Bujumbura Language: Kirundi, French Currency: Burundian franc
Cabo Verde Capital: Praia Language: Portuguese Currency: Cape Verdean escudo
Cambodia Capital: Phnom Penh Language: Khmer Currency: Cambodian riel
Cameroon Capital: Yaoundé Language: French, English Currency: Central African CFA franc
Canada Capital: Ottawa Language: English, French Currency: Canadian dollar
Central African Republic Capital: Bangui Language: French, Sango Currency: Central African CFA franc
Chad Capital: N'Djamena Language: French, Arabic Currency: Central African CFA franc
Chile Capital: Santiago Language: Spanish Currency: Chilean peso
China Capital: Beijing Language: Mandarin Chinese Currency: Chinese yuan (renminbi)
Colombia Capital: Bogotá Language: Spanish Currency: Colombian peso
Comoros Capital: Moroni Language: Comorian, Arabic, French Currency: Comorian franc
Congo (Brazzaville) Capital: Brazzaville Language: French Currency: Central African CFA franc
Congo (Kinshasa) Capital: Kinshasa Language: French Currency: Congolese franc
Costa Rica Capital: San José Language: Spanish Currency: Costa Rican colón
Croatia Capital: Zagreb Language: Croatian Currency: Croatian kuna
Cuba Capital: Havana Language: Spanish Currency: Cuban peso, Cuban convertible peso
Cyprus Capital: Nicosia Language: Greek, Turkish Currency: Euro
Czech Republic Capital: Prague Language: Czech Currency: Czech koruna
Denmark Capital: Copenhagen Language: Danish Currency: Danish krone
Djibouti Capital: Djibouti Language: French, Arabic Currency: Djiboutian franc
Dominica Capital: Roseau Language: English Currency: East Caribbean dollar
Dominican Republic Capital: Santo Domingo Language: Spanish Currency: Dominican peso
East Timor (Timor-Leste) Capital: Dili Language: Tetum, Portuguese Currency: United States dollar
Ecuador Capital: Quito Language: Spanish Currency: United States dollar
Egypt Capital: Cairo Language: Arabic Currency: Egyptian pound
El Salvador Capital: San Salvador Language: Spanish Currency: United States dollar
Equatorial Guinea Capital: Malabo Language: Spanish, French, Portuguese Currency: Central African CFA franc
Eritrea Capital: Asmara Language: Tigrinya, Arabic, English Currency: Eritrean nakfa
Estonia Capital: Tallinn Language: Estonian Currency: Euro
Eswatini Capital: Mbabane (administrative), Lobamba (legislative) Language: Swazi, English Currency: Swazi lilangeni, South African rand
Ethiopia Capital: Addis Ababa Language: Amharic Currency: Ethiopian birr
Fiji Capital: Suva Language: English, Fijian, Hindi Currency: Fijian dollar
Finland Capital: Helsinki Language: Finnish, Swedish Currency: Euro
France Capital: Paris Language: French Currency: Euro
Gabon Capital: Libreville Language: French Currency: Central African CFA franc
Gambia Capital: Banjul Language: English Currency: Gambian dalasi
Georgia Capital: Tbilisi Language: Georgian Currency: Georgian lari
Germany Capital: Berlin Language: German Currency: Euro
Ghana Capital: Accra Language: English Currency: Ghanaian cedi
Greece Capital: Athens Language: Greek Currency: Euro
Grenada Capital: St. George's Language: English Currency: East Caribbean dollar
Guatemala Capital: Guatemala City Language: Spanish Currency: Guatemalan quetzal
Guinea Capital: Conakry Language: French Currency: Guinean franc
Guinea-Bissau Capital: Bissau Language: Portuguese Currency: West African CFA franc
Guyana Capital: Georgetown Language: English Currency: Guyanese dollar
Haiti Capital: Port-au-Prince Language: French, Haitian Creole Currency: Haitian gourde
Honduras Capital: Tegucigalpa Language: Spanish Currency: Honduran lempira
Hungary Capital: Budapest Language: Hungarian Currency: Hungarian forint
Iceland Capital: Reykjavik Language: Icelandic Currency: Icelandic króna
India Capital: New Delhi Language: Hindi, English Currency: Indian rupee
Indonesia Capital: Jakarta Language: Indonesian Currency: Indonesian rupiah
Iran Capital: Tehran Language: Persian Currency: Iranian rial
Iraq Capital: Baghdad Language: Arabic, Kurdish Currency: Iraqi dinar
Ireland Capital: Dublin Language: Irish, English Currency: Euro
Israel Capital: Jerusalem (international recognition), Tel Aviv (seat of government) Language: Hebrew, Arabic Currency: Israeli new shekel
Italy Capital: Rome Language: Italian Currency: Euro
Jamaica Capital: Kingston Language: English Currency: Jamaican dollar
Japan Capital: Tokyo Language: Japanese Currency: Japanese yen
Jordan Capital: Amman Language: Arabic Currency: Jordanian dinar
Kazakhstan Capital: Nur-Sultan (formerly Astana) Language: Kazakh, Russian Currency: Kazakhstani tenge
Kenya Capital: Nairobi Language: Swahili, English Currency: Kenyan shilling
Kiribati Capital: South Tarawa Language: English, Gilbertese Currency: Australian dollar
Korea, North (Democratic People's Republic of Korea) Capital: Pyongyang Language: Korean Currency: North Korean won
Korea, South (Republic of Korea) Capital: Seoul Language: Korean Currency: South Korean won
Kosovo Capital: Pristina Language: Albanian, Serbian Currency: Euro
Kuwait Capital: Kuwait City Language: Arabic Currency: Kuwaiti dinar
Kyrgyzstan Capital: Bishkek Language: Kyrgyz, Russian Currency: Kyrgyzstani som
Laos Capital: Vientiane Language: Lao Currency: Lao kip
Latvia Capital: Riga Language: Latvian Currency: Euro
Lebanon Capital: Beirut Language: Arabic Currency: Lebanese pound
Lesotho Capital: Maseru Language: Sesotho, English Currency: Lesotho loti, South African rand
Liberia Capital: Monrovia Language: English Currency: Liberian dollar
Libya Capital: Tripoli Language: Arabic Currency: Libyan dinar
Please note that this information is accurate as of my knowledge cutoff in September 2021, and there may have been changes in capitals, languages, or currencies since then.