ETF's are like mutual funds and they are as good as the underlying that they are trying to mimic.
For example, NIFTY Bees tries to mimic the Nifty, so if you think Nifty is going to go up over the next 10 years, then yes, it is a good option to buy into Nifty BEES. Yes Nifty Bees are liquid enough.
These are the various ETF's and the underlying they are trying to mimic, you can check this blogpost as well.
| Symbol | Underlying | Security Name |
| BANKBEES | Bank Nifty | Goldman Sachs Mutual Fund – Bank Nifty ETF |
| GOLDBEES | Gold | Goldman Sachs Mutual Fund – Gold ETF |
| GOLDSHARE | Gold | UTI Mutual Fund – Gold ETF |
| JUNIORBEES | Junior Nifty | Goldman Sachs Mutual Fund – Nifty Junior ETF |
| KOTAKGOLD | Gold | Kotak Mutual Fund – Gold ETF |
| KOTAKPSUBK | CNX PSU Bank Index | Kotak Mutual Fund – PSU Bank Index ETF |
| LIQUIDBEES | Government Securities | Goldman Sachs Mutual Fund – Liquidbees ETF |
| NIFTYBEES | Nifty | Goldman Sachs Mutual Fund – Nifty ETF |
| PSUBNKBEES | CNX PSU Bank Index | Goldman Sachs Mutual Fund – PSU Bank ETF |
| QGOLDHALF | Gold | Quantum Mutual Fund – Gold ETF |
| QNIFTY | Nifty | Quantum Mutual Fund – Nifty ETF |
| RELBANK | Bank Nifty | Reliance Mutual Fund – Bank Nifty ETF |
| RELGOLD | Gold | Reliance Mutual Fund – Gold ETF |
| SBIGETS | Gold | SBI Mutual Fund – Gold ETF |
| SHARIABEES | Shariah Index | Goldman Sachs Mutual Fund – Shariah Index ETF |
| KOTAKNIFTY | Nifty | Kotak Mutual Fund – Nifty ETF |
| HNGSNGBEES | Hang seng Index | Goldman Sachs Mutual Fund – Hang Seng ETF |
| RELIGAREGO | Gold | Religare Mutual Fund – Gold ETF |
| M50 | Nifty | Motilal Oswal Mutual Fund – Nifty ETF |
| HDFCMFGETF | Gold | HDFC Mutual Fund – HDFC Gold Exchange Traded Fund |
| IPGETF | Gold | ICICI Prudential Mutual Fund-ICICI Prudential Gold Exchange Traded Fund |
| INFRABEES | CNX Infra Index | Goldman Sachs Mutual Fund – Infra Goldman Sachs ETS |
| AXISGOLD | Gold | Axis Mutual Fund – Axis Gold ETF |
| M100 | Midcap | Motilal Oswal Mutual Fund – Midcap ETF |
| N100 | Nasdaq100 | Motilal Oswal Mutual Fund – Nasdaq ETF |
| BSLNIFTY | Nifty | Birla Sun Life Nifty ETF – Growth |
| IIFLNIFTY | Nifty | IIFL Mutual Fund – Nifty ETF |
| BSLGOLDETF | Gold | BIRLA SL GOLD ETF |
| RELGRNIFTY | Nifty | RELIGARE MF – NIFTY ETF |
| IDBIGOLD | Gold | IDBI Mutual Fund – IDBI Gold ETF |
| CRMFGETF | Gold | Canara Robeco Mutual Fund – Canara Robeco Gold Exchange Traded Fund |
| MGOLD | Gold | Motilal Oswal Mutual Fund – Motilal Oswal MOSt Shares Gold ETF |
| NIFETF | Nifty | ICICI Prudential Mutual Fund – ICICI Prudential Nifty ETF – GROWTH |
| RELCNX100 | CNX100 | R Shares CNX 100 Fund |